Simplex pump
[化] 单缸泵
🧩 词语组成解析
simplex
['sɪmpleks]
adj. 单纯的，单一的;
n. 单层公寓;单形;
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
It might be simpler and less expensive .
这样可能比较简单而且省钱。
Who did I piss off?
我招谁惹谁啦？
So archaeologists have neither history nor legends to help them to find out where the first 'modern men' came from.
于是，考古学家们既缺乏历史记载，又无口头传说来帮助他们弄清最早的“现代人”是从哪里来的。