Ejector vacuum pump
[化] 喷射真空泵
🧩 词语组成解析
n. 驱逐者, 排出器, 放出器\\n[化] 喷射泵; 喷射器
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
Anything else, sir?
先生，还要别的东西吗？
By falling we learn to go safely.
吃一堑，长一智。
We always assume that villagers in remote places are friendly and hospitable.
人们总是以为偏僻的地方的村民们热情好客。