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
to be a reporter--a newspaperman.
将来当一名记者 一个新闻从业人员。
Let's take a vote.
我们来表决吧！
He is now satisfied merely to try to stand up, but as soon as he does so a porpoise knocks him flat.
此时的海龟，只要能站起来就满足了，但它刚站起来，就被一只海豚击倒。