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
Did you sleep soundly last night.
你昨晚睡得好吗？
Are most people against the proposal?
是多数人都反对这个提议吗？
He's upstairs.He's having a bath.
他在楼上。他正在洗澡。