形容詞 on the nose:

1. being precise with regard to a prescribed or specified criterion
   同義詞：on the button

副詞 on the nose:

1. just as it should be
   同義詞：precisely, exactly, on the dot, on the button

1. He hit me on the nose.
   他一拳打在我的鼻子上。
2. You've hit it on the nose!
   你描述得恰到好處。
3. He punched the policeman on the nose and was arrested.
   他猛擊那個(gè)警察的鼻子，結(jié)果被逮捕了。
4. He bet$10 on the favourite on the nose.
   他在最有希望獲勝的馬(或狗)身上賭上10美元。