Splanchnoblast
[医] 内脏原基, 内脏始基
🗣️ 情景例句
The security guard asked the stranger for some I.D.
保安要求陌生人出示身份证。
If there's a chance you'll go ,I'd like to go with you.
如果有机会你去,我愿意和你一起去。
The further off this solid obstruction, the longer time will elapse for the return of the echo.
固体障碍物越远。回声返回所用时间就越长。