Rend usually refers to violent tearing or wrenching apart: Rend 通常指猛烈的撕扯或猛力扭开：“Come as the winds come, when/Forests are rended” (Sir Walter Scott). To split is to cut or break something into parts or layers, especially along its entire length or along a natural line of division： “像风一样到来，当时/森林撕裂” （沃尔特·司各特爵士） 。Split 意为把某物切割或打断成几部分或几层，尤指沿它的整个长度或沿自然的分割线：“They [wood stumps] warmed me twice— once while I was splitting them, and again when they were on the fire” (Henry David Thoreau). “它们〔木桩〕 使我温暖了两次—— 一次是当我劈开它们时，另一次是当它们正烧着的时候” （亨利·戴维·索罗） 。
【流泪的英语怎么写】Cleave most often refers to splitting with or as if with a sharp instrument: Cleave 最经常指用或好象用锋利工具劈：“The apple's cleft right through the core” (J.C.F. von Schiller).”苹果的裂缝正好通过果实的心” （J.C.F.冯·席勒） 。