Chelon
螯合剂
🗣️ 情景例句
I would also like to learn more about the culture behind the language.
我想学习和了解更多的关于语言之后文化的知识。
I've got it!
我接住了！
In the pioneering days, however, this was not the case at all.
然而，在登山运动的初期，全然不是这种情况。