plication

名词 plication:

1. an angular or rounded shape made by folding
   同义词：fold, crease, flexure, crimp, bend
2. folding in parallel folds
   同义词：pleating

pli.ca.tion

n.（名词）

The act or process of folding.
折叠：折叠的行为或过程
The state of being folded.
褶子：被折叠的状态
A fold.
折叠，折痕