Reciprocating steam pump
[化] 往复蒸汽泵; 往复式蒸汽泵
🧩 词语组成解析
[医] 交互的, 往复的
steam
[sti:m]
n. 蒸汽，雾;〈口〉精神，精力;轮船，乘轮船旅行;
vt.& vi. 冒蒸汽;快速行走，疾行;
vi. 动力;成蒸汽上升;汽动;[非正式]发怒;
vt. 蒸煮;
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
Hi, Alexandra. Welcome.
嗨 Alexandra。欢迎。
You have to be operated on.
你得做手术。
When they had gone, the driver of the car came towards him.
他们走后，汽车司机向他走来，