"he combed his hair" "each hair consists of layers of dead keratinized cells"
"they escaped by a hair's-breadth" "they lost the election by a whisker"
"peach fuzz"
"there is a hair in my soup"
误 She is doing her hairs.
正 She is doing her hair.
析hair 作“满头头发”解时,作单数名词使用; 作“几根毛发”解可用作复数。
他打算去理发。误 He is going to have his hair done at the barber's.
正 He is going to have his hair cut at the barber's.
她打算去理发。误 She is going to have her hair cut at the barber's.
正 She is going to have her hair done at the barber's.
析 用于男子理发可说have one's hair cut,用于女子理发可说have one's hair done。