Gear rotary pump
[化] 齿轮泵
🧩 词语组成解析
gear
[ɡɪr]
n. 齿轮;排挡;传动装置;衣服 ;
vi. 接上;调和;
vt. 使适应;装上齿轮;用齿轮连接;
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
And I would like to introduce the young man
现在我希望向大家介绍这位年轻人
He gave a straightforward answer.
他给予了坦率的回答。
Then see which plants grow higher, measure them with a ruler and write down your results.
过后看看哪种西红柿长得比较高，用尺子量量并记录下你的实验结果。