Laser cavity
[电] 激光空腔
🧩 词语组成解析
laser
['lezɚ]
n. 激光;激光器，镭射器;
🗣️ 情景例句
during the week--
在本 内
Do you know the exact date?
你知道确切日期吗？
What's your name, please?
请问你听什么名字？