ridge
/rɪdʒ; rɪdʒ/ n
1 raised line where two sloping surfaces meet; narrow raised strip 脊; 脊梁; 脊状物
the ridge of a roof 屋脊
There are ridges on the soles to help the boots grip the surface. 靴底有凸起的条纹防滑.
a series of ridges in a ploughed field 过的田地上的 . Cf 参看 furrow.
2 narrow stretch of high land along the top of a line of hills; long mountain range 山脊; 山脉.=>illus at mountain 见mountain插图. Cf 参看 plateau.3 (in meteorology) elongated region of high pressure （气象学用语）高压脊. Cf 参看 trough 4. ridge, v [Tn]
cover (sth) with or make (sth) into ridges 给（某物）加脊状物; 使（某物）成脊状
a slightly ridged surface 略呈脊状的表面.