five-year-old可以用作名词,但它的复数是five-year-olds,为什么不是five-years-old呢?虽然用作形容词的 five-year-old不加s,但five-year-old用作名词时也一样吗?因为分开说是 five years old 啊!
复合名词的复数变化方式
构成方法 | 例词 |
1. 将复合名词的主要成分,即主体名词变为复数 | passer-by→passers-by过路人,new-comer→new-comers移民,father-in-law→fathers-in-law岳父/公公,comrade-in-arms→comrades-in-arms战友,runner-up→runners-up亚军 |
2. 没有主体名词时,在复合名词的词尾上加-s | go-between→go-betweens媒人,中间人,grown-up→grown-ups成年人,forget-me-not→forget-me-nots勿忘草,good-for-nothing→good-for-nothings无用的人,look-out→look-outs守望者 five-year-old five-year-olds 五岁的儿童 |
3. 以man及woman为词尾的复合名词,按man及woman的变化规则进行变化。 | Frenchman→Frenchmen法国人,Englishwoman→Englishwomen英国女人,gentleman→gentlemen 先生, businessman→businessmen 商人,craftsman→craftsmen 工匠,艺术家 但German—Germans(因为man不是后缀,故为之) |
4. man,woman 置于前面构成复合名词时,前后两个名词同时变复数形式 | man servant→men servants男仆,woman doctor→women doctors女医生 |
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