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	osteichthyes ostein osteitic osteitis osteitis osteitis deformans osteitis fibrosa ostend ostensibility ostensible ostensible ostensible agency ostensible authority ostensible partner ostensibly ostension ostensive ostensive ostensive definition ostensively ostensive reduction ostensorium ostensory ostent ostentate

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