Triad prototropy
[化] 三原子互变体系
🧩 词语组成解析
triad
['traiæd]
n. 三个一组;三幅一组;三和音;
质子移变(作用)
🗣️ 情景例句
The scary part's leaving home and moving to college.
害怕的是要离开家搬到学校去。
If the customer requests a carrier other than truck, he must bear the additional charge.
如果顾客坚持用卡车以外的运输工具，就必须负担额外费用。
When will the train leave?
火车什么时候开？