Placenta previa
前置胎盘
🧩 词语组成解析
placenta
[plə'sentə]
n. 胎盘，胎座;
[医] 前置的(如胎盘)
🗣️ 情景例句
Someone just checked out.
有一个人刚刚结帐走了。
Wisdom is a good purchase though we pay dear for it.
我们为了求知识，付出高价也值得。
We would lay less stress on 'facts and figures'and more on a good memory,
人们不会再重视"资料和数据"，而靠好记性、