Answer-back unit
[计] 应答装置
🧩 词语组成解析
answer
['ænsɚ]
vt.& vi. 答复; 解答; 答辩;适应;
n. 回答;答案;反应;足以媲美的人;
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
but she sold us our first house and this one.
我们的第一栋房子和这一栋都是她卖的。
I saw him last Monday.
我上个星期一看到他。
The curtain went up on the final act of the play and revealed the aristocrat sitting alone behind bars in his dark cell.
大幕拉开，最后一幕戏开演，贵族独自一人坐在铁窗后阴暗的牢房里。