请勿吸烟，直到“禁止吸烟”的信号灯消失为止。

Please refrain from smoking until the"No Smoking" sign is switched off.

youdao

请勿吸烟，直到禁止吸烟的信号消失为止。

Please refrain from smoking until the "No Smoking" sign is switched off.

youdao

请勿吸烟，直到禁止吸烟的信号消失为止。

Please refrain from smoking until the "No Smoking" sign is switched off.

youdao