pus

n. 脓

The tip of an abscess, a boil, or a pimple, in which pus forms.

脓头中间有脓液的脓疮、疖或丘疹的顶端

Discharge or waste, such as pus or feces, from a living organism.

排出物从生命体排生物或废物，如脓、屎、尿等