您要查找的是不是：
- external sac yolk 外卵黄囊
- yolk, external sac 外卵黄囊
- The yolk sac is gradually vascularized. 卵黄囊逐渐被血管化了。
- Meckel's diverticulum is the rudiment of the embryonic yolk sac. 麦克尔憩室是胚胎黄囊的未发育完全器官。
- He is just listening in external of that room. 他正在那房间的外面留神听着。
- The yolk is the yellow part in an egg. 蛋黄是鸡蛋中的黄色部分。
- This news program only covers external events. 这一新闻节目只报道国外消息。
- internal sac yolk 内卵黄囊
- She sets great store by external politeness. 她很注重表面的虚礼。
- Having the yolk unevenly distributed throughout the egg. 异卵黄的卵子中卵黄分布不均匀的
- An organic sac or pouch, such as the udder of a cow. (牛的)乳房有机体器官的液囊或袋，如牛的乳房
- The peritoneal cavity is a closed sac. 腹膜腔是一个封闭的囊腔。
- A fluid-containing sac or cavity in the body of an organism. 池有机体体内一种贮存流体的液囊或穴
- The gonads form from a group of large granulated yolk sac cells which invacle the germinal ridges. 性腺是由一群大的颗粒的卵黄囊细胞入缀生殖峭而形成。
- Our external trade has expanded during recent years. 我国的对外贸易近几年来有所发展。
- Mix egg yolk mixture into egg white mixture. 将蛋黄料轻手加入蛋白料中拌匀。
- He judge people by mere external clothes rather than internal character. 他判断人只靠着外表的衣服而不是内在的品格。
- Is the sac and Fox Indian tribe a wild one? 袋与狐部落是野蛮部落吗?
- The metal or plastic external structure of a motor vehicle. 车身机动车的金属和塑料的外部结构
- The most nutritious part of an egg is the egg yolk. 蛋黄是鸡蛋中最有营养的部分。
