Laser transition
[化] 激光跃迁
🧩 词语组成解析
laser
['lezɚ]
n. 激光;激光器，镭射器;
🗣️ 情景例句
It's nice seeing you.
非常高兴见到你。
What were you doing at about 4 o'clock yesterday afternoon?
你昨天下午在大约4点钟正在做什么？
'I will take an interest in this or that.'
我会对这个或那个发生兴趣。