approximately
US /əˈprɑksəmɪtlɪ/
UK /əˈprɒksɪmətli/
- Adverb
- Around; nearly; almost; about (a number)
A2TOEICMoreartifact
US /ˈɑrtəˌfækt/
UK /'ɑ:təˌfækt/
- Countable Noun
- Object made by humans, e.g. ancient tool
B1Moreaverage
US /ˈævərɪdʒ, ˈævrɪdʒ/
UK /'ævərɪdʒ/
- Noun (Countable/Uncountable)
- Total of numbers divided by the number of items
- Transitive Verb
- To add numbers then divide by the number of items
A2TOEICMoreblurry
US /ˈblə:ɪ/
UK /ˈblɜ:ri/
- Adjective
- Being indistinguishable or unclear in shape
B2Morecalculate
US /ˈkælkjəˌlet/
UK /'kælkjʊleɪt/
- Transitive Verb
- To find an answer using mathematics
- To make an educated guess about something
B2Morechamber
US /ˈtʃembɚ/
UK /'tʃeɪmbə(r)/
- Countable Noun
- Enclosed space that contains something
- Large room that is used for official meetings
B1TOEICMoreclump
US /klʌmp/
UK /klʌmp/
- Noun (Countable/Uncountable)
- Mass or pile of something such as soil
- Small group of trees, etc. growing near each other
- Verb (Transitive/Intransitive)
- To form into a mass or lump
B2Moreconcentration
US /ˌkɑ:nsnˈtreɪʃn/
UK /ˌkɒnsnˈtreɪʃn/
- Noun (Countable/Uncountable)
- Amount or number of something in a thing or place
- Paying (a lot of) attention to a task
A2Moredebris
US /dəˈbri, de-, ˈdeˌbri/
UK /dəˈbri:, deɪ-, ˈdeɪˌbri:/
- Uncountable Noun
- Remains of something broken or destroyed
- Accumulated fragments of rock.
B2TOEICMoredefine
US /dɪˈfaɪn/
UK /dɪ'faɪn/
- Transitive Verb
- To explain the meaning of words
- To set or mark the limits of something
A2TOEICMoredetermine
US /dɪˈtɚmɪn/
UK /dɪ'tɜ:mɪn/
- Transitive Verb
- To control exactly how something will be or act
- To establish the facts about; discover
A2TOEICMorediffer
US /ˈdɪfɚ/
UK /'dɪfə(r)/
- Intransitive Verb
- To be different; to be not like others
- Disagree; be of a different opinion.
B1Morediffers from
US
UK
- Phrasal Verb
- To not be the same as something else
- Intransitive Verb
- Is not the same as; is not like
B1Moredilute
US /daɪˈlut, dɪ-/
UK /daɪˈlu:t/
- Transitive Verb
- To make something weaker or less efficient
B2Moredistinguish
US /dɪˈstɪŋɡwɪʃ/
UK /dɪˈstɪŋgwɪʃ/
- Transitive Verb
- To make something clearly different from others
- To make noticeable or different; to set apart.
A2TOEICMoredivide
US /dɪˈvaɪd/
UK /dɪ'vaɪd/
- Verb (Transitive/Intransitive)
- To split numbers by another number, e.g. 6 / 2 = 3
- To separate something into equal pieces
- Noun
- A separation or distinction.
A2TOEICMoredye
US /daɪ/
UK /daɪ/
- Noun
- A liquid that colors hair, cloth etc.
- Transitive Verb
- To make (hair, leather) colored by using chemicals
B1Morefactor
US /ˈfæktɚ/
UK /'fæktə(r)/
- Noun
- Something that influences a result
- Transitive Verb
- To consider or include in an estimate or judgment
- To find the two numbers a number can be divided by
A2TOEICMoreformula
US /ˈfɔrmjələ/
UK /'fɔ:mjələ/
- Noun (Countable/Uncountable)
- A mathematical or scientific rule
- Plan, rule or method for doing or making something
A2TOEICMoregrid
US /ɡrɪd/
UK /ɡrɪd/
- Noun
- Electrical network supplying electricity to area
- Metal structure with bars used to cover a hole
- Transitive Verb
- To mark with a grid.
B2Moreidentical
US /aɪˈdɛntɪkəl/
UK /aɪˈdentɪkl/
- Adjective
- The same in every way
- Satisfied by all values of the variables involved.
B1Moreignore
US /ɪɡˈnɔr, -ˈnor/
UK /ɪɡ'nɔ:(r)/
- Transitive Verb
- To not listen to, look at, or pay attention to
A2TOEICMorelab
US /læb/
UK /læb/
- Noun (Countable/Uncountable)
- Short for 'laboratory'
B1Moremethod
US /ˈmɛθəd/
UK /'meθəd/
- Noun (Countable/Uncountable)
- (Organized and planned) way of doing something
- Orderliness of thought, arrangement, or behavior.
A2TOEICMoremicro
US /ˈmaɪkro/
UK /'maɪkrəʊ/
- Noun
- A prefix meaning 'very small'
B2Moremicroscope
US /ˈmaɪkrəskoʊp/
UK /ˈmaɪkrəskəʊp/
- Noun
- Scientific device making small things look bigger
B1Moremilliliter
US /'mɪlɪˌli:tə/
UK /'mɪlɪˌli:tə/
- Countable Noun
- Unit of liquid volume equal to 0.001 liter
- Unit of liquid volume equal to 0.001 liter
C2Moreminimize
US /ˈmɪnəˌmaɪz/
UK /'mɪnɪmaɪz/
- Transitive Verb
- To make something seem small or less important
B1Moremodify
US /ˈmɑ:dɪfaɪ/
UK /ˈmɒdɪfaɪ/
- Transitive Verb
- To make minor change to something
B1Moremultiply
US /ˈmʌltəˌplaɪ/
UK /ˈmʌltɪplaɪ/
- Verb (Transitive/Intransitive)
- To increase in number by reproducing/having babies
- To increase something by a large quantity
B1Morenegative
US /ˈnɛɡətɪv/
UK /'neɡətɪv/
- Noun
- The opposite to a positive electrical charge
- In grammar, containing words such as 'no' or 'not'
- Adjective
- Being harmful, unwanted or unhelpful
- In mathematics, being less than zero
A2Morenotation
US /noˈteʃən/
UK /nəʊ'teɪʃn/
- Noun
- Set of written signs are used in music or math
C2Moreoccasionally
US /əˈkeɪʒən(ə)li/
UK /əˈkeɪʒnəli/
- Adverb
- Not very often; sometimes; seldom
- Happening or appearing irregularly.
A2Morepattern
US /ˈpætən/
UK /'pætn/
- Noun (Countable/Uncountable)
- Model to follow in making or doing something
- Colors or shapes which are repeated on objects
- Transitive Verb
- To copy the way something else is made
- To decorate with a pattern.
A2TOEICMorepercentage
US /pərˈsentɪdʒ/
UK /pəˈsentɪdʒ/
- Noun (Countable/Uncountable)
- Part of a whole divided into hundredths
- An advantage or allowance.
B1Moreprocedure
US /prəˈsidʒɚ/
UK /prəˈsi:dʒə(r)/
- Noun
- A medical operation
- Usual or standard steps taken to do something
B1TOEICMoreproper
US /ˈprɑpɚ/
UK /'prɒpə(r)/
- Adjective
- Correct according to social or moral rules
- Behaving in a polite and socially acceptable way.
A2TOEICMoreslip
US /slɪp/
UK /slɪp/
- Noun (Countable/Uncountable)
- Act of beginning to fall from losing balance
- A field position in cricket
- Verb (Transitive/Intransitive)
- To begin to fall as a result of losing balance
- To escape or become free from something
B1TOEICMoresuspension
US /səˈspɛnʃən/
UK /səˈspenʃn/
- Uncountable Noun
- Liquid in which fine particles are suspended
- Act of temporarily interrupting an activity
B2Moretube
US /tub,tjub/
UK /tju:b/
- Noun (Countable/Uncountable)
- Plastic or metal container for soft substances
- Long hollow pipe used to hold or liquids or gases
B1Moreunder the microscope
US /ˈʌndɚ ðə ˈmaɪkrəˌskoʊp/
UK /ˈʌndə ðə ˈmaɪkrəskəup/
- other
- Being examined very carefully or in great detail.
B2Moreviable
US /ˈvaɪəbəl/
UK /ˈvaɪəbl/
- Adjective
- Being capable of living, growing, and developing
B1TOEICMore
Vocabulary
- under the microscope: Being examined very carefully or in great detail.
- differs from: To not be the same as something else
- pattern: Model to follow in making or doing something
- determine: To control exactly how something will be or act
- average: Total of numbers divided by the number of items
- negative: The opposite to a positive electrical charge
- approximately: Around; nearly; almost; about (a number)
- slip: Act of beginning to fall from losing balance
- proper: Correct according to social or moral rules
- method: (Organized and planned) way of doing something
- divide: To split numbers by another number, e.g. 6 / 2 = 3
- concentration: Amount or number of something in a thing or place
- ignore: To not listen to, look at, or pay attention to
- occasionally: Not very often; sometimes; seldom
- formula: A mathematical or scientific rule
- distinguish: To make something clearly different from others
- perform: To carry out an action well or successfully
- define: To explain the meaning of words
- debris: Remains of something broken or destroyed
- factor: Something that influences a result
- identical: The same in every way
- shape: The outer form of something, what it looks like
- chamber: Enclosed space that contains something
- grid: Electrical network supplying electricity to area
- viable: Being capable of living, growing, and developing
- leave: To go away from; depart
- place: To put someone in a particular type of situation
- blurry: Being indistinguishable or unclear in shape
- procedure: A medical operation
- multiply: To increase in number by reproducing/having babies
- modify: To make minor change to something
- dilute: To make something weaker or less efficient
- remember: To give someone a gift, e.g. birthday, wedding
- difficult: Hard; not easy; you need to work hard to do it
- include: To make someone, something part of a group
- minimize: To make something seem small or less important
- dye: A liquid that colors hair, cloth etc.
- tube: Plastic or metal container for soft substances
- start: First time or place that a thing exists; beginning
- finally: used especially at the beginning of a sentence to introduce the last point or idea
- percentage: Part of a whole divided into hundredths
- group: Two or more musicians who play music together
- remove: To get rid of something completely
- cover: To record a different version of another song
- clear: Empty; without anything in it or on it
- artifact: Object made by humans, e.g. ancient tool
- clump: Mass or pile of something such as soil
- live: To be alive
- touch: To affect feelings, especially by causing sympathy
- calculate: To find an answer using mathematics
- suspension: Liquid in which fine particles are suspended
- lab: Short for 'laboratory'
- differ: To be different; to be not like others
- microscope: Scientific device making small things look bigger
- notation: Set of written signs are used in music or math
- micro: A prefix meaning 'very small'
- milliliter: Unit of liquid volume equal to 0.001 liter
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01:03
She took a brave step forward, leaving behind her comfort zone to chase her dreams.
Vocabulary
- brave
adj. Having courage
- comfort zone
phr. A familiar situation where one feels safe
Explanation
a brave step is a noun phrase, where brave is an adjective modifying the noun step, meaning "a courageous step".
forward is an adverb modifying step, meaning "ahead".
The whole phrase serves as the object, answering the "what" of took (verb) — she took a brave step forward.
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brave
US/brev/
UK/breɪv/
adj.Brave
v.t.To bravely face
A2 Elementary
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80
Counting Cells with a Hemocytometer
0
2019512陳逸榛 posted on 2025/06/16Ever wondered how scientists count tiny cells? This video dives into the fascinating world of hemocytometers, showing you the step-by-step lab protocol for accurate cell counting and concentration! You'll pick up essential vocabulary like 'trypan blue' and 'dilution factor' while mastering practical pipetting techniques.
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