索胚孔

【医】 chordablastopore

索的英语翻译：

ask; cable; demand; dull; large rope; rope; search
【医】 band; cable; chord; chorda; chordae; chordo-; cord; funicle; funiculus
funis; leash

胚孔的英语翻译：

foramen
【医】 blastopore; gastropore; of Rusconi anus; primitive mouth; protostoma
Rusconi's anus