a crack, split, or break in something 裂缝,裂口 the wind had torn open a rift in the clouds. 风把云层吹开了一条裂缝。 ■(Geology)a major fault separating blocks of the earth's surface; a rift valley (地质)地堑,裂谷 ■(figurative)a serious break in friendly relations (喻)(友好关系的)裂痕 the rift between the two branches of the legal profession. 法律界两个分支间的裂痕。
verb
[no obj.](chiefly Geology)form fissures, cracks, or breaks, especially through large-scale faulting; move apart (主地质)开裂,断裂 a fragment of continental crust which rifted away from eastern Australia. 从东澳大利亚断裂开去的一块大陆地壳。 [as noun rifting]active rifting in south-western Mexico. 墨西哥西南部活跃的地壳断裂。 ■[with obj.][usu. as adj. rifted]tear or force (something) apart 使断裂,使开裂 the nascent rifted margins of the Red Sea. 红海地区刚断裂的边缘部分。
派生 语源
Middle English: of Scandinavian origin; compare with Norwegian and Danish rift 'cleft, chink'