n. (c.)可數名詞釘子,釘We used a nail to hold the pieces of wood together
v.t.及物動詞用釘子釘;將...釘牢To build a house for birds, first nail four wood pieces together to form a box
v.t.及物動詞抓獲;逮住The police are going to nail him one of these days.
v.t.及物動詞成功達成He is thinking of a way to nail his performance tonight
n. (c.)可數名詞指甲I broke my nail when I was washing dishes