窪み

(1)space that is surrounded by something

(2)何かに囲まれた空間

(3)a sizeable hole (usually in the ground); "they dug a pit to bury the body"

(4)（ふつう地面に掘られた）かなり大きい穴

(5)a cavity or space in something; "hunger had caused the hollows in their cheeks"

(6)ものの空洞、または空間

(7)(anatomy) a natural hollow or sinus within the body

(8)身体内の自然のくぼみまたは洞