GEAR - [noun] a part of an apparatus of a car used to control its power and speed
Examples of use
My car has six forward gears and a reverse gear.
The road was so steep that I had to go into second gear.
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English speaking practise
Remember that if you don't use that word in English conversations or writing you'll forget it in a short time. So the best thing you can do to learn this word is just trying to use it in speaking or writing. Remember also that practise is the key to fluent english speaking.
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