Inert gases
惰性氣體\\n[化] 稀有氣體
?? 詞語組成解析
inert
[i'n?:t]
adj. 遲鈍的;不活潑的;[化]惰性的;
n. 氣體
??? 情景例句
I've never been more serious.
我從來沒有比現在更認真了。
This part of the country is very heavily populated.
這個國家這一部分人口很密集。
That was a long time ago,wasn't it?
那是好久以前的事了。是嗎？