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单词
secondary yolk sac
释义
secondary yolk sac
网络
次级卵黄囊；二级卵黄囊
网络释义
1.
次级卵黄囊
胚胎学相关英语词汇(1)_专业词汇_英文阅读网 ... 霍伊泽膜 Heuser membrane
次级卵黄囊
secondary yolk sac
卵黄蒂 yolk stalk ...
www.enread.com
2.
二级卵黄囊
当内胚层(立方状细胞)形成后再向腹侧延伸 而取代了原有卵黄囊，在胚盘下形成
二级卵黄囊
(
secondary yolk sac
)。初级卵黄囊 …
www.scribd.com
例句
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high risk baby
High risk behaviour
High-risk behaviour
high risk child
high-risk decision
high risk factor
high-risk family
high risk family
high risk fetus
high risk gravida
high-risk group
high - risk group
high risk group
high risk infant
high-risk investment
high-risk item
high-risk method
high risk neonate
high risk Newborn
high risk of
high risk patient
high-risk personnel
high risk population
high risk populations
high-risk populations
英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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更新时间：2026/10/4 12:05:33