| 释义 | 
             
                ectopic gestation sac
                
            疝囊shàn náng 
 hernial sac泪囊lèi náng 
 dacryocyst; lacrimal sac; saccus lacrimalis; tear sac子宫外孕zǐ gōng wài yùn 
 ectopic pregnancy肺囊fèi náng 
 lung sac卵黄囊luǎn huáng náng 
 yolk sac; yolk bag; vitellicle; vitelline sac; vitellus capsule腹腔妊娠fù qiāng rèn shēn 
 abdominal gestation胚囊pēi náng 
 blastocyst; embryo sac; blastophore妊娠rèn shēn 
 gestation; gravidity; pregnancy; fetation; conception妊娠后期rèn shēn hòu qī 
 latter half of gestation
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