High-vacuum pump
[电] 高真空抽气机
🧩 词语组成解析
high
[haɪ]
adj. 高的;高尚的，崇高的;高音调的;高级的，高等的;
adv. （程度等）高地;高价地;奢侈地;
n. 高处，高位;[气象学]高气压;高压地带;高水平;
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
then you've got to smile first.
你就得先笑一笑。
John had a rough time last night.
约翰昨晚好像挺轰轰烈烈的样子。
It's a very old castle. It is the oldest one in Britain.
这个城堡很古老，它是英国最老的了。