泥垢

tā mǎn shēn ní gòu

她满身泥垢。

She is covered in mud.

hái zi mǎn liǎn ní gòu

孩子满脸泥垢。

The child's face is covered in mud.

ní gòu yào bǐ xuè jì róng yì xǐ diào

泥垢要比血迹容易洗掉。

Dirt cleans off a lot easier than blood.