crevice
noun [ C ] uk/ˈkrev.ɪs/ us/ˈkrev.ɪs/
（尤指岩石表面的）裂缝，裂隙
a small, narrow crack or space, especially in the surface of rock
深的皱纹；身体上的皱痕
a deep line in an old person's face, or a deep fold in someone's body
The harsh light revealed every crevice and wrinkle in his face. 他脸上每条深浅不一的皱纹在强光下都清晰可见。
Sweat poured out of every crevice of the fat man's body. 那个胖子身上的每一条褶皱里都涌出了汗水。