n.背脊，峰，隆起线；山脊，山脉，海脊；高压脊；皱摺，田埂vt.使成脊状，使隆起；vi.使成脊状； 变形： 复数：ridges 双语释义：n.(名词)[U]脊,山脊 a long narrow raised part of a surface, such as the top of a range of mountains or of a sloping roof where the two sloping surfaces meet[C]脊状突起 raised line where two slopin