Column bottoms pump
[化] 塔底泵
🧩 词语组成解析
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
n. 底部沉积物；残留物；蒸馏残渣；下装；臀部（bottom的复数形式）
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
Make sure you file this invoice straight away; I don't want it being misplaced.
记得现在就把发票给开了，我可不想弄错了。
Readiness is all.
有备无患。
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。