Subtitles & vocabulary
Why Do Wind Turbines Have Three Blades?
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林宜悉 posted on 2025/09/13Ever wondered why wind turbines almost always have three blades? This video dives into the cool engineering and physics behind that design, explaining the tradeoffs involved in making them efficient and stable. You'll also pick up some awesome advanced vocabulary related to engineering and renewable energy!
Video vocabulary
awkward
US /ˈɔkwəd/
・
UK /ˈɔ:kwəd/
- Adjective
- Lacking smooth movement
- Causing embarrassment or trouble
B1
More essentially
US /ɪˈsenʃəli/
・
UK /ɪˈsenʃəli/
- Adverb
- Basically; (said when stating the basic facts)
- Used to emphasize the basic truth or fact of a situation.
A2
More equivalent
US /ɪˈkwɪvələnt/
・
UK /ɪˈkwɪvələnt/
- Adjective
- Equal to something in value, use or meaning
- Having the same meaning or significance.
- Noun
- Thing like another in quality, quantity or degree
B1TOEIC
More majority
US /məˈdʒɔrɪti, -ˈdʒɑr-/
・
UK /mə'dʒɒrətɪ/
- Noun (Countable/Uncountable)
- Amount that is more than half of a group
- The age at which a person is legally considered an adult.
B1TOEIC
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