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ectoplacental cavity
释义
ectoplacental cavity
网络
外胎盘腔
网络释义
1.
外胎盘腔
从背部到腹部,依次是
外胎盘腔
(
ectoplacental cavity
),外胚胎腔(extraembryonic coelom)和羊膜腔(amniotic cavity)。 …
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更新时间:2026/3/17 7:04:48