英语词汇“primitive knot”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	primitive knot
释义	primitive knot noun : a knob of cells at the anterior end of the primitive streak that is the point of origin of the embryonic head process — see end bud 2
随便看	subglobosely subglottal subglottic subgovernment subgrade subgraph subgraywacke subgroup subgular subgum subhalide subharmonic subhead subheading subhealth subhedral subhepatic sub-himalayan subholding subholding company subholostean subholostei subhorizontal subhuman sub-humanity

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