Pump screen
[化] 泵滤网; 泵过滤网
🧩 词语组成解析
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;
screen
[skrin]
n. 屏幕;银幕;屏风;
vt. 掩藏;庇护;检查;放映;
🗣️ 情景例句
Where?
在哪？
On a crowded train, one comes in contact with many people.
在拥挤的火车里面，会和许多人接触。
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。