Quantum transition
[化] 量子跃迁
🧩 词语组成解析
🗣️ 情景例句
What events are happening on campus?
校园里有什么事件发生？
Laws catch flies but let hornets go free.
法网只捉苍蝇，不捉黄蜂。
The search proved difficult, for the puma was often observed at one place in the morning and at another place twenty miles away in the evening.
事实上搜寻工作很困难，因为常常是早晨在甲地发现那只美洲狮，晚上却在20英里外的乙地发现它的踪迹。