Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/43b3ac728a113a819265749b587c71ff.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 placental membrane例句_placental membrane英汉例句_placental membrane双解例句_按摩法牛津词典
Chorion: the outer membrane enclosing the embryo in reptiles birds and mammals. in placental mammals it contributes to the development of the placenta. 羢毛膜：在爬行類動物，鳥類及哺乳類動物中包含胚胎的外膜，在有胎磐哺乳動物中與胎磐的發育有關。