Liquid-ring vacuum pump
[化] 液环式真空泵
🧩 词语组成解析
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
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
The government has adopted many measures to promote its economy.
政府采取了许多措施来发展经济。
Do you have difficulty matching you feelings with words?
你是很难把自己的心意用言语表达吗？
On which ones?
哪几个品目呢，