Countercuttent extraction
[机] 逆流萃取
🧩 词语组成解析
extraction
[ɪk'strækʃən]
n. 取出，抽出;血统，家世，出身;[化]提取（法），萃取（法），回收物，提出物，精炼;[数]开方，求根;
ex分开+tract拉+ion表名词 → 提炼；抽出
🗣️ 情景例句
It's his first venture into business.
他初涉商界。
Where were you during the month of April last year?
去年四月份你在哪里？
Hi.
你好。