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chalazal

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1.
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...生或半倒生胚珠从 珠柄通到合点的维管 束遗迹 4、内脐chalazal)—— 是胚珠时期合点的遗 迹,位于脐条的终 点 部位,稍呈突起状 …
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Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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