1
- a long narrow hilltop, mountain range, or watershed山脊, 山脉, 岭; 分水岭：
the North-East ridge of Qomolangma.
珠穆朗玛峰东北向山脊。
1.1
- the line or edge formed where the two sloping sides of a roof meet at the top屋脊。
1.2
- Meteorology an elongated region of high barometric pressure【气象】高压脊。
1.3
- a narrow raised band running along or across a surface脊状突起带; 凸纹：
buff your nails in order to smooth ridges.
打磨指甲, 把纹路磨平。
1.4
- a raised strip of arable land, especially (in medieval open fields) one of a set separated by furrows垄, 埂。
with obj.［often as adj. ridged］
1- mark with or form into narrow raised bands使成脊突：
the ridged sand of the beach.
海滩上的沙脊。
1.1
- no obj.(of a surface) form into or rise up as a narrow raised band（表面）成脊状, 起皱：
the crust of the earth ridged.
地壳起皱成脊。
1.2
- form (arable land) into raised strips separated by furrows翻（耕地）作垄：
a field ploughed in narrow stitches that are ridged up slightly.
被翻成有微微隆起窄垄的耕地。
派生词
ridgy
adjective词源
Old English hrycg 'spine, crest', of Germanic origin; related to Dutch rug and German Rücken 'back'.