Recirculating pump
[化] 循环泵
🧩 词语组成解析
再循环
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
Is this harmful to kids?
这对孩子有害吗？
Karl was so upset that he began to turn red with anger.
卡尔非常惊讶，红着脸开始生气了。
I had to sit up all night writing the report.
我不得不熬通宵写报告。