Dideuteride
二氘化物
🗣️ 情景例句
It was so exciting to meet her again after so many years.
多年以后和她再相遇是多么让人激动啊!
Having this new branch means a great deal to the economy of both countries.
这家分行的建立将对两国的经济交流起到很大的作用。
I see, that's what we will order.
哦，我们要订的就是那种。