词典释义：
any of the fine thread-like strands growing from the skin of humans, mammals, and some other animals
（人、哺乳动物等动物的）毛发；汗毛。
a similar strand growing from the epidermis of a plant, or forming part of a living cell
（植物表皮层或形成活细胞一部分的）毛，茸毛。
(
少量，一点儿
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his magic takes him a hair above the competition .他的魅力使他比竞争对手略胜一筹。
[mass noun]such strands collectively, especially those growing on a person's head
头发
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a woman with shoulder-length fair hair .一个金发齐肩的女人。
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hair of the dog informal an alcoholic drink taken to cure a hangover 〈非正式〉 解宿醉的烈酒 -
［ORIGIN from
hair of the dog that bit you , formerly recommended as an efficacious remedy for the bite of a mad dog．］a hair's breadth a very small amount or margin 极小量；间不容发的距离you escaped death by a hair's breadth ． 你是死里逃生 -
in （或out of ）someone's hair informal annoying （or ceasing to annoy） someone 〈非正式〉 惹恼（或不再惹恼）某人they sent him to America, just to get him out of their hair ． 他们送他去美国，只是图个眼不见心不烦 -
keep your hair on! Brit． informal used to urge someone not to panic or lose their temper 〈英， 非正式〉 ［用于劝告］ 保持镇静！别发脾气！别激动！let one's hair down informal behave wildly or uninhibitedly 〈非正式〉 毫无顾忌；随随便便；不加控制；无拘无束 -
make someone's hair stand on end alarm or horrify someone 使某人毛骨悚然 -
not turn a hair remain apparently unmoved or unaffected 无动于衷；不动声色 -
split hairs make small and overfine distinctions 作过细区分
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black/dark/blonde hair 黑/深/金色头发
真题例句：
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long/short/straight/curly hair 长/短/直/卷发
真题例句：
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have/get one's hair cut 理发
真题例句：
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cat hair 猫毛
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"Old English
