Vanadium catalyst
[化] 钒催化剂
🧩 词语组成解析
n. 钒\\n[化] 钒V
🗣️ 情景例句
Mm, I'm in a hurry too.
哦，我也有点儿急事要办。
Do you have anything to declare?
你有东西要申报关税吗？
Indeed, the concept of free speech only exists in our modern society because when you are inside a community,
的确，言论自由的概念只存在于我们现代社会中，因为当你生活在一个社团当中时，