Idfg
abbr. intracavity CW difference frequency generation 内腔连续波差频振荡
🗣️ 情景例句
to work with Dad towards solving that problem?
和爸爸一起来解决这个问题怎么样？
Money burns a hole in his pocket.
钱到袋里留不住。
Oh, that's her hat.
那是她的帽子