Answerback unit
[电] 应答器
🧩 词语组成解析
[电] 回答
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Rotten weather, isn't it?
天气糟透了， 不是吗？
The first element of success is the determination to succeed.
成功的首要因素是要有成功的决心。
Sally did not answer, but looked at her curiously.
萨莉没回答，却好奇地看着她。