Vocabulary

• have to: Must do
• in the air: Present or circulating in the atmosphere.
• in the way: Obstructing someone or something; hindering progress.
• take off: To remove, e.g. your clothes
• clean off: To remove dirt, marks, or unwanted matter from a surface by wiping or washing.
• walk over: To treat someone badly, as if they had no rights
• on wheels: Having wheels attached for easy movement.
• on the surface: Appearing to be true or real until examined more closely.
• of course: Sure ; Certainly
• think about: To consider something carefully.
• from the top: From the beginning.
• point out: To make others aware of an idea
• out there: In or to a place that is far away
• off the shelf: Readily available; not custom-made.
• care of: Used in an address to indicate the person who will receive the mail for someone else.
• on the door: Situated on the surface or part of a door.
• wait for: To wait until someone comes, or something happens
• stuff: Generic description for things, materials, objects
• demonstrate: To display a feeling or ability openly
• variety: Particular type of thing or person
• research: To study in order to discover new ideas and facts
• pressure: Anxiety caused by difficult problems
• concrete: Hard building material made of cement, sand, water
• component: One of the parts that something is made up of
• estimate: Guess or calculation of cost, size or value
• maintain: To keep saying something a certain way
• gear: To aim at or prepare yourself for something
• crowd: To force too many things, people into
• surface: To give (road) a top layer
• facility: Piece of equipment or buildings with a special use
• cabin: Small basic wooden home in the countryside
• drop: Distance between a higher and a lower level
• seal: To close tightly to protect it from leaking
• empty: Containing nothing; with no contents
• solution: Mix of a liquid and a solid or a gas
• source: Piece of information; a person giving information
• treatment: Medicine or method to make someone healthier
• narrow: Not wide; short from one side to the other
• square: Shape with 4 equal length sides and 4 equal angles
• control: A device designed to operate a machine
• operate: To control or handle something, such as a machine
• allow: To admit the validity or truth of something
• colossal: Being extremely large in size or amount
• haul: To pull or drag something heavy (e.g. boat)
• corridor: Passageway between rooms in a buildings
• dimension: Number of planes (X, Y, Z axes) an object has
• expense: Money you have to pay to do part of your job
• rubber: Material used to make tires, etc.
• quantum: The smallest unit or amount of energy
• protect: To defend someone or something from harm or danger
• badge: Material with a pin to show membership in a group
• circuit: An area where cars race in a circle
• basement: Floor or room in a building beneath the ground
• make: To arrange or prepare something e.g. dinner
• sterile: Completely clean; with no bacteria
• contamination: Being impure because of a harmful agent
• leak: Act of (gas, liquid) escaping through a small hole
• isolate: To identify, consider, or deal with separately
• steadily: At a steady rate or pace; reliably; constantly
• problem: Something difficult to deal with or causes trouble
• inefficient: Unable to act in a way that saves resources
• ride: Machine at an amusement park for riding on for fun
• surgical: Of or relating to surgery or operations
• time: Speed at which music is played; tempo
• ventilation: Act of supplying fresh air to get rid of bad air
• let: To allow someone to do something
• special: Being additional or extra
• people: Persons sharing culture, country, background, etc.
• purify: To make pure by removing unwanted substances
• print: To make many copies of a page, magazine or book
• move: To cause someone to have certain emotions
• mid: At (or near) the middle point
• fabrication: Deliberately false or improbable information
• southeast: Location in the southeastern part of an area
• nanometer: One billionth of a meter
• transistor: Part controlling the electricity inside devices