Placenta praevia totalis
[医] 完全前置胎盘
🧩 词语组成解析
placenta
[plə'sentə]
n. 胎盘，胎座;
[医] 前置的, 在前的
🗣️ 情景例句
Hi, John, what's going on?
嗨，约翰，你都在做些什么事啊？
This is a bill.
这是一张账单。
the writer comes to discern things in his material which were not consciously in his mind when he began.
会领悟到素材中很多东西是他刚动笔时所未意识到的。