Pressure pump
[化] 增压泵
🏥 医学释义
压力（气）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
How has your visit to Shanghai been so far?
目前你对上海的印象如何？有何收获？
Death is the grand leveller.
凡人都要死，大家都一样。
and we have only to turn to that extraordinary discovery of echo-location in bats to see a case in which the voice plays a strictly utilitarian role.
我们只要看一看蝙蝠回声定位这一极不寻常的发现，就可以探究一下声音在什么情况下有绝对的实用价值。