Ketohexonie acid
[醫(yī)] 己酮糖酸
?? 詞語組成解析
??? 情景例句
I promise not to think about the city.
我保證不再去想城里的事。
When the wolf grows old, the crows ride him.
狼老被鴉欺。
It may be cheaper.but it takes a long time.
可能是便宜些，但花的時間長。