Barrel oil pump
[化] 油桶手摇泵(用于从油桶把油泵出)
🧩 词语组成解析
barrel
['bærəl]
n. 桶;一桶之量;圆筒，活塞筒，滚筒;圆筒;
adj. 桶状的;
vt. 装进桶里，放进桶里;
vi. 高速行驶;
bar 木棒,障碍#词根助记：bar木条,桶是用木条做成的
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
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
How fast can my mail be received?
我的信件多快会被收到？
How many feet are you going to use?
你要用几英尺？
The intellectual, who is working on some abstruse problem, has everything coordinated and organized for the matter in hand.
一个专心钻研某个复杂问题的知识分子，为了搞好手头的研究，要把一切都协调一致，组织周密。