crevices
n．裂缝，缝隙：通常指在岩石、墙壁或其他硬质表面上的狭长裂缝。
例句
A large hall came next, with a beautiful stone floor and grass growing in the crevices.
接着是一个大厅，铺着漂亮的石头地板，缝隙里长着杂草。
"They must scurry back through the grimy crevices from where they had crept," says the New Times.
《新时代》杂志说：“它们必须从它们曾经爬过的地方，从肮脏的缝隙里迅速跑回来。”
All the crevices must be cleared of remnant food.
要把牙缝里的残余食物都刷干净。
