hairpiece

名词 hairpiece:

1. a covering or bunch of human or artificial hair used for disguise or adornment
   同义词：false hair, postiche

hair.piece

n.（名词）
A covering or bunch of human or artificial hair used to conceal baldness or give shape to a coiffure.
假发：用来遮秃或装饰发型的一块或一绺人发或假发