peach的复数形式 ... man —— men woman —— women tooth —— teeth foot —— feet child —— children goose —— geese mouse —— mice ox —— oxen louse —— lice 虱子, 寄生虫 由 man 和 woman 构成的合成名词也有不规则的复数形式 policeman —— policeman policewoman —— policewoman gentleman —— gentleman chairwoman —— chairwomen penny 有两个复数形式 pennies 指硬币：He had a few pennies in his pocket. 他口袋里有几个一便士的硬币。 ...
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