既可指数量上或体积上的增加也可用来之前后左右上下任何方向的扩大也指知识的增长生意的扩大
It can refer to an increase in quantity or volume, as well as an expansion in any direction, from front to back, left to right, up to bottom, and also to the growth of knowledge or business
以上为机器翻译结果，长、整句建议使用 人工翻译 。