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
Frank, you can learn as we go.
Frank，我们玩， 你跟着学。
In prosperity think of adversity.
居安思危。
Was it too big?
太大了吗？