Use the ALARM or HELP button, the telephone or the intercom to call for assistance.

使用紧急呼叫或帮助按钮，也可打电话或用对讲机寻求救助。

youdao

Use the ALARM or HELP button, the telephone or the intercom to call for assistance.

使用紧急呼叫或帮助按钮，也可打电话或用对讲机寻求救助。

youdao