因为发动机需要空气才能工作，所以也不会有轿车或卡车。

There would be no cars or trucks, since motors need air in order to work.

youdao

因为发动机需要空气才能工作，所以也不会有轿车或卡车。

There would be no cars or trucks, since motors need air in order to work.

youdao