heads or tails 为什么是复数?

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heads or tails 为什么是复数?

heads or tails 为什么是复数?
heads or tails 为什么是复数?

heads or tails 为什么是复数?
1) 与 "dregs,thanks and remains" 名词一样都用复数;
2) 英格兰自1684年都使用 " heads or tails" ; 理由很简单:过去几百年的英国,硬币的人头有很多个.

头和尾都是可数的。

笨蛋, 因为是两个吗

因为两个词本身都是可数名词啊。。要不就说a head or a tail
望采纳

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