Test pump
[化] 试验泵
🧩 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;
🗣️ 情景例句
5, 6, 7, go right, 1, 2, back, 5 6 7
向右 1 2 后退
She's head over heels in love with him.
她深深地爱上了他。
Workers will have completed the new roads by the end of this year.
工人们将在今年年底前把新路铺好；