Alkane
[ ['ælkein] ]
高中 Senior High
[化] 烷烃; 链烷烃\\n[医] 烷属烃
🗣️ 情景例句
Well, I'd describe it as a book which is a ...
嗯， 我会把这本书形容一幅……
In time of peace prepare for war.
居安思危。
Oh good! said Ann. May I put them on, please?
“好啊！”安说，“我可以插上蜡烛了吗？”