Duplex plunger pump
[化] 双缸柱塞泵
🧩 词语组成解析
duplex
[['dju:pleks]]
a. 双的, 复式的, 双联的, 二重的, 二倍的\\n[计] 双重的; 双工操作; 双工的; 双的; 双向的
plunger
[['plʌndʒə]]
n. 跳水者, 潜水者, 活塞\\n[电] 活柱
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
That's the deal.
这是交换条件。
Not at all.
好。
The hardened professional smuggler, on the other hand, is never troubled by such feelings, even if he has five hundred gold watches hidden in his suitcase.
而老练的职业走私犯却使手提箱里藏着500只金表，却也处之泰然。