名词
中文翻译：变体
同义词：
['variation', 'variant', 'variety']
例句：
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1.The scientists are studying the genetic variation in this species.
科学家们正在研究这种物种的遗传变异。
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2. The new drug has shown significant variations in its efficacy compared to the previous version.
新药与之前的版本的效力相比显示出了显著的差异。
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3. The researchers found several varieties of the plant growing in different regions.
研究人员发现几种不同的植物品种在不同地区生长。