復合名詞復數(shù)形式：
1．中間沒有連字符的合成名詞在詞尾變復數(shù)：
bookshelf→bookshelves handful→handfuls
2．man和 woman構成的復合名詞，二者均變?yōu)閺蛿?shù)。
man servant→men servants
woman teacher→women teachers
3．中間有連字符的合成次，在主體詞（中心意義的詞）末尾變復數(shù)：
sister-in-law→sisters-in-law
looker-on→lookers-on
editor-in-chief→editors-in-chief
4．下列合成名詞在后一個詞上變化：
sit-in→sit-ins, grown-up→grown-ups
stand-by→stand-bys touch-me-not→touch-me-nots
go-between→go-betweens
1．中間沒有連字符的合成名詞在詞尾變復數(shù)：
bookshelf→bookshelves handful→handfuls
2．man和 woman構成的復合名詞，二者均變?yōu)閺蛿?shù)。
man servant→men servants
woman teacher→women teachers
3．中間有連字符的合成次，在主體詞（中心意義的詞）末尾變復數(shù)：
sister-in-law→sisters-in-law
looker-on→lookers-on
editor-in-chief→editors-in-chief
4．下列合成名詞在后一個詞上變化：
sit-in→sit-ins, grown-up→grown-ups
stand-by→stand-bys touch-me-not→touch-me-nots
go-between→go-betweens