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
So ... back to work.
因此……用功吧。
She was so happy that she shed tears of delight.
她因为太幸福了，所以喜极而泣。
There is so much variety that you never have to make do with second best.
物品种繁多，从来不必用二等品来凑合。