D-n
[醫(yī)]dextrose nitrogen ratio 葡萄糖氮比率，糖氮比率
??? 情景例句
Ha! Ha! But not real Rolexes. They look the same.
哈！哈！但不是真的勞力士，看起來跟真的一樣。
Nothing so bad, as not to be good for something.
塞翁失馬，安知非福。
Instead he bought himself fifty pence worth of trouble.
卻拿這錢給自己買了50便士的麻煩。