英语词汇requisite variety怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	requisite variety
释义	requisite variety (控制论中能对其他体系中的品种加以控制的)必要品种 The balance of animal populations would be grossly upset very rapidly unless the law of requisite variety held in general throughout nature. 除非必要品种规律在整个自然界起支配作用，否则动物种群的平衡就会迅速地被全面打破。
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