Allantoic mesoderm
[医] 尿囊中胚层
🧩 词语组成解析
a. [动]尿囊的,尿囊内的,有尿囊的
n. 中胚层\\n[医] 中胚层
🗣️ 情景例句
You never know what you can do till you try.
除非尝试，否则你永远都不知道你有何价值。
She is the boss in the house.
她是一家之主。
He's not in his office at the moment.
他现在不在办公室里，