如果出了什么事，请保持冷静。

If anything goes wrong, please keep calm.

youdao

在这种场合下，请保持冷静。

Please keep your cool on such occasion.

youdao

跟着“出口”标志走，大家保持冷静，请排成一个队列疏散。

Follow the exit sign and everybody stay calm and in a single file please.

youdao

跟着“出口”标志走，大家保持冷静，请排成一个队列疏散。

Follow the exit sign and everybody stay calm and in a single file please.

youdao