Acetyl ketene
[機] 二烯酮
?? 詞語組成解析
n. 乙酰(基)\\n[化] 乙酰; 乙酰基
n. [化] 乙烯酮, 烯酮
??? 情景例句
Where did this money come from?
這些錢從哪來？
No. I've been visiting relatives.
沒有，我走親戚去了。
Such inns as there were generally dirty and flea-ridden;
那里的小客棧一般都很骯臟，而且跳蚤猖獗。