"我没有汽车。"

Translation: I don't have a car.

[Andrew-Lin]

我沒有汽車。
If you are interested in traditional characters, I recommend you to learn the origin of the character "車", it's interesting.
https://en.wiktionary.org/wiki/%E8%BB%8A#Chinese

[StephenLiu5]

I might be mistaken, but at least from my experience with Chinese parents, I don't think I've ever heard them refer to cars as 汽车. I've only heard 车.

[Erikku15]

For a literal translation it is, but proper english its horrible

[DrWho819549]

"I have no car" should be accepted

[jack_wolf99]

中国語の発音はすごく難しいです

[JJCastro11]

汽=Steam

[LydiaA.2413]

Sometimes the same character can mean different things.