Extraction pump

[化] 排气泵

🧩 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
pump [pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋; v. 用泵输送 ;涌出;急速摇晃;盘问;

🗣️ 情景例句

and Richard was eight pounds three.
Richard生下来时八磅三。
May I have the check,please?
我可以检查一下,好吗?
You never have to travel miles to see your friends.
你去看朋友根本不用跋涉好几英里,
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