Lasing
[计] 激光作用, 产生激光
🗣️ 情景例句
He took French leave.
他不辞而别。
Rodney began to sob with grief.
罗杜尼悲伤得开始哭了起来。
It was from the study of these that so much was learnt about the interior of the earth.
正是从这两种波的研究中，我们可以了解到地球内部的许多情况。