Back-extractant
[化] 反萃取剂
🧩 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;
n. [分化] 提取剂；提炼物；分馏物
🗣️ 情景例句
and having lunch with you today.
与你一起吃中餐。
You're so retarded!
你很迟钝呐！
The whole village soon learnt that a large sum of money had been lost.
整个村子很快知道，有一大笔钱丢失了。当地的屠户萨姆。