名词
中文翻译：唇形变体
同义词：
['labiovariation', 'labiotype', 'labiotype variation']
例句：
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1. The linguist studied the labioversion of several languages to understand their evolution.
语言学家研究了几种语言的唇形变体，以了解它们的演变。
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2. In genetics, labioversion refers to a specific type of mutation that affects the shape of the lips.
在遗传学中，labioversion指的是一种特定的突变，它影响嘴唇的形状。
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3. The labioversion of the species has been used as an indicator of its evolutionary history.
这种物种的唇形变体被用作其进化历史的指示器。