Pump stroke
[化] 泵冲程; 泵行程
🧩 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;
stroke
[strok]
n. 一击;击球;划水动作;中风;
vt. 划掉;轻抚;轻触;敲击;
vi. 击球;作尾桨手，指挥划桨;
🗣️ 情景例句
There is an emergency. Please send a fire engine.
这有火灾，请尽快派消防车来。
I meet the boy whose aunt is an editor.
我遇到那男孩的姑妈是编辑。
There are lots of huge buildings in Beijing.
在北京有许多高大的建筑物。