Allantoic placenta
[医] 尿囊胎盘
🧩 词语组成解析
a. [动]尿囊的,尿囊内的,有尿囊的
placenta
[plə'sentə]
n. 胎盘，胎座;
🗣️ 情景例句
Are you a resident of Shanghai?
你是上海市居民吗？
Study sickness while you are well.
居安思危。
'Could I have those two tickets please?' I asked.
“我可以买那两张票吗？”我问。