您要查找的是不是：
- chorionic sac 绒毛膜囊
- number of chorionic sac 绒毛膜囊数
- 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 secondary yolk sac(YS) is the first extraembryonic structure that can be detected with ultrasonography in the chorionic cavity. 卵黄囊是妊娠囊内超声能见的第一个解剖结构。
- Resembling the chorion; membranous. 类似绒毛膜的;膜的.
- Is the sac and Fox Indian tribe a wild one? 袋与狐部落是野蛮部落吗?
- Resembling the chorion;membranous. 膜状的类似绒毛膜的;膜的
- Mouse Chorionic Gonadotrophin，CG Elisa Kit；... 小鼠绒毛膜促性腺激素（CG）试剂盒；
- A road or passage having no exit;a cul - de - sac. 绝境，死路没有出口的路或通道；绝境
- SAC successfully lowered the process priority. SAC成功地降低了进程优先级。
- SAC successfully raised the process priority. SAC成功地提高了处理优先级。
- Conclusion: Lacrimal sac tumors are rare. 接下来两年多的追踪，肿瘤没有再复岭。
- Good morning. This is Brown from SAC. 早上好，我是SAC公司的布朗先生。
- Seed enclosed in an obtrusive sac of flesh. 种子密封在一个张扬囊肉.
- The mate deposits sperm in the queen's sperm sac. 带翅的雄性蚁把精子存到蚁后的卵囊中。
- The yolk sac is gradually vascularized. 卵黄囊逐渐被血管化了。
- Cute home on a nice quiet cul de sac! 可爱的房屋在安静的小路街角上！
- It involves removing a small amount of tissue called the chorionic villi, which is located on the outside of the fetal gestational sac and will later become the placenta. 该检验将少量位于胚胎胎囊外部叫做绒毛膜绒毛的组织移除，该组织未来将成长为胎盘。
