Vehicle
Train Car
noun
A car has wheels on both sides, and together they make a vehicle.
車両 is a formal word often used in official or technical contexts. It refers not just to standard cars but also to train cars and other vehicles that carry people or goods. You'll commonly see it in public transportation terms, on signs like "No vehicles allowed," or in driver's license and traffic law classifications.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
車両は大きいですね。
This vehicle is big.
車両はトンネルに入った。
The vehicle entered the tunnel.
前の車両は一号車です。
The train car ahead of this one is car No. 1.
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