名词
中文翻译：Unknown
同义词：
['uncertain nomen', 'uncertain name', 'unspecified nomen']
例句：
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1. Thechemist had to decide on anew nomen for the substance.
化学家必须决定这个物质的新名称。
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2. The nomen of the plant was unknown until recently.
这种植物的名字直到最近才被确定。
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3.The nomen of the species is stillunder debate.
该物种的名称仍在争论中。