Back patching
[计] 回插, 回填
🧩 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;
[计] 修补法
🗣️ 情景例句
Well, have you ever thought of becoming a journalist?
好， 你是否想过成为一名新闻从业人员？
The mailman is delivering letters.
邮差在发信。
The boys felt tired so they put out the fire and crept into their tent.
于是他们扑灭了篝火，钻进了帐篷。