| 单词 | phenotypes |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔continuous variation〕Variation within a population in which a graded series of intermediate phenotypes falls between the extremes.连续变异：在一个种群的两个极端之间产生的一系列杂交改良的中间型生物群体变异美国传统〔discontinuous variation〕Variation within a population in which few or no intermediate phenotypes fall between the extremes.不连续变化，间断变化：种群内的变化，在种群里两极之间很少或没有中间表现型美国传统 |
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