crease

n. 折痕
vt 使...起折痕

The flaps of his jacket pocket were sewn down so that they did not crease or wrinkle.

他的夹克口袋上的口袋盖给缝上了，这样就不会打皱。

A crease in the skin, especially on the face; a wrinkle.

皱纹皮肤褶皱，尤指脸上的；皱纹