Correct

尿床

/ niàochuáng / 
Strokes

Definition

bed-wetting

Example

As a Verb

wet the/one's bed

1
Xiǎoháizi
小孩子
niàochuáng
尿床
shì
是
hěn
很
pǔbiàn
普遍
de
的
xiànxiàng
现象
  
。

It is quite common for small children to wet their beds.