严重的妊娠合并症，如合并心脏病、慢性肾炎等。

Serious pregnancy complications, such as heart disease, chronic nephritis merger etc.

youdao

严重的妊娠合并症，如合并心脏病、慢性肾炎等。

Serious pregnancy complications, such as heart disease, chronic nephritis merger etc.

youdao