Alarm clock _ explanation of words

Pinyin: no zh ng

Explanation: 1 A clock that sounds at a predetermined time.

Ex.: In the morning, before the sun's small alarm clock went off, the plane tree looked sleepy. The moisture in the evening did not disperse, and a layer of thick or light white gauze was formed around her. With the students coming to school one after another, the campus became lively, and the sound of reading awakened the buttonwood tree that had been sleeping all night.