Optical pump
[化] 光泵
🧩 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
Say what?
你说什么？
You're not so great yourself.
你自己也没好到哪里去。
At this time, the man downstairs was trying to sleep.
这时楼下人正试图入睡。