词典释义：
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生物变异性；生物变异
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The variability of quality determines the price of these products.
质量易变决定了这些产品的价格。
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Recently the degree of variability in the exchange rate is very obvious.
近期汇率的变化幅度十分明显。
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We cannot avoid the risks of variability.
我们无法避免可变性带来的风险。
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I have spent 10 years researching how much genetic variability there is between populations.
我花了10年时间研究种群之间有多少基因可变性
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There's a great deal of variability between individuals.
个体之间存在着很大的可变性。
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It features variability points.
特点在于可变性。
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What about the variability of death?
死亡的可变性又如何？
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Points of variability (Parameters).
变化点(参数)。
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Figure 7: Content variability: contribution.
图7：内容可变性：贡献。
词根 vary
由于试验条件与试验误差的影响，使各次测定值有所不同，测定值的此种性质，称为变异性。