Acetyl-isovaleryl
[化] 2,3-異庚二酮
?? 詞語組成解析
n. 乙酰(基)\\n[化] 乙酰; 乙酰基
??? 情景例句
Great! I'll make a reservation right now.
太好了， 我現在就訂房間。
We should keep them informed of what is going on here.
我們應該讓他們知道這里發生的事情。[分詞作定語]
Tomorrow is christmas Eve, and my father and I went to choose a Christmas tree today.
明天是圣誕節前夜，今天我和父親去選圣誕樹。