你不应该在公共汽车上吸烟。

You are not supposed to smoke on the bus.

youdao

你不应该在这吸烟。

You are not supposed to smoke about here.

youdao

你不应该在这吸烟。

You shouldn't smoke here.

youdao

你不应该在公共汽车上吸烟。

You're not supposed to smoke on the bus.

youdao

你不应该在公共汽车上吸烟。

You're not allowed to smoke on the bus.

youdao

你不应该在公共汽车上吸烟。

You're not allowed to smoke on the bus.

youdao