玻璃罩

rú yù jǐn jí qíng kuàng jī suì bō lí zhào àn xià àn niǔ

如遇紧急情况，击碎玻璃罩按下按钮。

In case of emergency, break the glass and press the button.

tú piàn bèi zhuāng shang bō lí zhào bìng xiāng kuàng

图片被装上玻璃罩并镶框。

The picture is framed and glassed.