torn edges

基本解释

The fabric is torn or cut along the crosswise grain, so that the yarns at the raw edges can unravel.
沿横丝绺将面料撕开或剪下。这样，毛边的纱线不会散开。
The calm in the center of an incomplete tornado allows the cloud cover to remain in place, where at the edges of the swirl the cloud cover is torn away.
一个不完全的龙卷风中心的无风点使得覆盖云不挪动位置，呆在了原处，而旋转管道边缘处的覆盖云却被撕碎了。
5xts.com
This is necessary because unlike a real jigsaw or a machine-shredded document, in which the pieces fit perfectly, the shreds of a torn document are slightly distorted and frayed at the edges.
这个过程是必须的，因为这不是真的拼版和用碎纸机粉碎的文档那样碎片可以完美的拼合，撕碎的文档碎片的边缘会有轻微的变形和磨损。

It looked very old, the edges torn, the pale-blue lines rubbed almost away.
NEWYORKER: Found Objects
She looked with a kind of distaste at the sheet music, holding it with unwilling fingers, as though it were unclean—and it was rather grubby, worn at the edges, torn at the crease where it folded.
NEWYORKER: Mr. Bones
The lid's paint is torn back in order to expose the edges that enable wireless radio transmissions to be sent and received, while the bottom has been left in its rawest form.
ENGADGET