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
A great-grandchild. A great-grandson.
一个曾孙。 一个曾孙。
Don't count your chicken before they are hatched.
不要过早乐观。
What's your job?
你做什么工作？