眼圈

tā de xià yǎn quān shì wū qīng sè

他的下眼圈是乌青色。

He had livid semicircles under his eyes.

zhè ge niǎo de yǎn quān shì lán sè de

这个鸟的眼圈是蓝色的。

The birds have a distinctive blue band round their eyes.