split vt. 分离；使分离；劈开；离开；分解 vi. 离开；被劈开；断绝关系；n. 劈开；裂缝；例句：
however, if i choose to travel with companions, all members will split costs, this way will save travel costs.
it had a split in the muffler .
white light can be split by a prism into a whole spectrum of wave lengths .
break vt. 1. 打破;折断;使碎裂 2. 毁坏,弄坏;砸。例句
He fell down and broke his ankle.
They broke down the door with a big heavy log.
