Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/6db3b373e65e27eb9badca695dad18d1.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58
yolk sac英英字典_yolk sac剑桥英语解释_yolk sac柯林斯英文解释_歐米惠必应词典
歐米惠必应词典

yolk sac

Y 开头单词

柯林斯词典

    yolk sac

  • 1. N the membranous sac that is attached to the ventral surface of the embryos of birds, reptiles, and some fishes and contains yolk 卵黃囊[zoology]

    • 返回 yolk sac