Parablast
副胚层
🗣️ 情景例句
Nowadays many young people cohabit together without legal permission.
如今很多年轻人未获得法定允许就一起同居了。
He is in conference.
他正在开会。
Small boats loaded with wares sped to the great liner as she was entering the harbour.
当一艘大型班船进港的时候，许多小船载着各种杂货快速向客轮驶来。