Ethyl heptanoate
[建] 庚酸乙酯
?? 詞語(yǔ)組成解析
[化] 乙基\\n[醫(yī)] 乙基
??? 情景例句
Pardon me.
勞駕。
I can't do two things at the same time.
我只有一雙手。
Who's not here?
誰(shuí)還沒有到？