With the push of a button, a person is able to alert the medical staff of an emergency situation.

在紧急情况下，他们只需要按下按钮，就能及时通知医护人员。

youdao

With the push of a button, a person is able to alert the medical staff of an emergency situation.

在紧急情况下，他们只需要按下按钮，就能及时通知医护人员。

youdao