对角的

The book has a diagonal black stripe on the cover.

书封面上有条连接对角线。

A large blue handkerchief, such as the Invalides use, was folded into a fichu, and concealed her figure clumsily.

一条对角折粗蓝布大手巾，就是伤兵们用来擤鼻涕那大手巾，遮去了她腰。