polyhydramnios的用法和样例：
例句
- It is associated with an increased risk of pregnancy complications, the most common being polyhydramnios and preterm delivery.
它会增加许多怀孕并发症发生的机率，其中最常见的就是羊水过多与早产。
词汇搭配
- chronic polyhydramnios 慢性羊水过多...
- acute polyhydramnios 急性羊水过多...
