Acid circulating pump
[化] 酸循环泵
🧩 词语组成解析
a. 循环的, 流通的\\n[经] 流动
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
Sit down, sit down. Have some coffee.
请坐， 请坐。喝点咖啡。
Beautiful!
漂亮！
As a result of these wars and diseases, the Maori population fell from 100,000 to 42,000.
由于这些战争与疾病，毛利人的人口从100，000人下降到4，200人。