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
Who's your favorite celebrith?
你最崇拜的名人是谁？
Better a bachelor's life than a slovenly wife.
过光棍生活，胜过有一个邋遢老婆。
It is much cheaper to post or email a long report than to fax it.
邮寄或电子邮递一封长篇报告比传真要便宜得多。