Back coordination
[化] 反馈配位
🧩 词语组成解析
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;
🗣️ 情景例句
She's been sneaking around on her husband.
她一直在欺骗她的丈夫。
I'm writing to a friend of mine in South American.
我在写信给一个美国南部的朋友。
and it seemed as though everything she possessed had been tossed out and turned over and over.
看来她的每一件东西都被翻了出来，并且被里里外外看了遍。