both come in adult and children’s version这里的version为什么不用复数形式

原句:The test comes primarily in two forms: the Stanford-Binet Intelligence Scale and the Wechsler Intelligence Scales (both come in adult and children’s version).

来自2007考研英语一text2第三段第二句话。

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曹荣禄  
擅长:动词用法,句法问题

both come in adult and children’s version = both come in adult verrsion and children's version 这是蒙后省略。

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  • 赵静枫 提出于 2021-08-09 17:27

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