Vane-type vacuum pump
[化] 叶片式真空泵
🧩 词语组成解析
n. 风向标, 风信旗, 变化不定的事物\\n[机] 轮叶, 叶
type
[taɪp]
n. 类型;铅字;（印刷或打印的）文字;于…类型的;
vt.& vi. 打字;
vt. [医学]测定（血型）;按类型把…归类;成为…的典型;[印刷]浇铸（铅字等）;
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
How much does a return ticket cost?
返程票多少钱？
I think it's a reasonable price.
我觉得这是个合理的价钱。
We had a very good journey home.
我们回家的旅途很顺利。