edge的中文意思、音标与词形变化

n. 边缘, 尖锐, 刀刃, 优势 vt. 使锐利, 挤进, 镶边 vi. 缓缓移动

n. the boundary of a surface n. a sharp side formed by the intersection of two surfaces of an object n. the attribute of urgency in tone of voice n. a slight competitive advantage