Idfg
abbr. intracavity CW difference frequency generation 内腔连续波差频振荡
🗣️ 情景例句
Good Gemma.
乖Gemma。
Do you have any hobbies?
你有什么爱好吗？
But my father had described over and over again what we should see at every milestone, after leaving the nearest town,
而是父亲曾详细给我讲了，在过了离故乡最近的那个小镇后，在每一个路标处可见到些什么。