Placenta praevia centralis
[医] 中央前置胎盘, 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
Where was the house?
房子在什么地方？
I'm twenty-two (years old).
我二十二了。
It looks as if it hasn't been washed following the instructions.
这看起来没按说明来洗。