Piston pump
[化] 活塞泵
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
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
What's your second language in addition to Chinese?
除了汉语以外，你的第二语言是什么？
I don't want to be bitten.
我可不希望被它咬一口。
he submits himself to a more ruthless discipline than any critic dreamed of,
就应按任何评论家想像不到的无情规范约束自己去写作；