你是这个意思吗 第23期

hair这个词既可以是可数的，也可以是不可数，只是含义稍有变化：
1．作为可数名词，是指一根一根的“头发”或“毛发”： Look at this，a hair in my soup．你瞧，我的汤里有根头发。 The cat has left her loose hairs all over my clothes．猫掉的毛弄得我衣服上到处都是。 My father has quite a few gray hairs．我父亲已有不少白发。 There is not a gray hair on his head．他头上没有一根白头发。
2．作为不可数名词是“头发”的总称，是集合名词： I'll have my hair cut．我要去理发。 He has blond hair．他有一头金发。 She has a beautiful head of hair．她有一头漂亮的头发。 The woman likes to do her hair in foreign style．这个女人喜欢把头发梳成外国式。 试比较以下句子： He has grey hair．他满头白发。 He has grey hairs．他有些白发了。