Single-action pump
[化] 单动泵
🧩 词语组成解析
single
['sɪŋɡl]
adj. 单一的;（打斗、比赛等）一对一的;惟一的;适于一人的;
n. 单程票;（旅馆等的）单人房间;[复数]（高尔夫球一对一的）二人对抗赛;[常用复数][美国、加拿大英语]未婚（或单身）男子（或女子）;
vt. 挑选;
vi. 作一垒手;
action
['ækʃən]
n. 行动，活动;功能，作用;手段;[法]诉讼;
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
You are very lucky, Robbie, to have such a nice family.
Robbie你真幸运 拥有这样温馨的家。
I invited him last Thursday.
我上个星期四邀请他。
If we buy the smaller one, the IBM PC386, we might have to change it in a few years' time for a bigger one.
如果我们买一台较小的IBM386的话，过几年可能就得换一台较大的机子。