a bad business
麻烦事, 不幸的事

a man of business
n. 代理人

a terrible business
麻烦事, 不幸的事

account of business
营业报告书, 损益表, 营业科目

act of business tax
营业税法

Everybody's business is nobody's business.
众人负责等于无人负责

he doesn't know beans about insurance business at all
他对保险业务一窍不通。

He started his business on a shoestring
他用极少的本钱起家的。

How's the business? The business is slow.
生意好吗? 生意状况不太好。

When the persuading and the planning for the western railroads had finally been completed,the really challenging task remained:the dangerous,sweaty,backbreaking,brawling business of actually building the lines.
当有关西部铁路的说服和规划工作终于完成后，真正艰难的任务还没有开始；即危险，吃力，需要伤筋动骨和吵吵嚷嚷的建造这些铁路的实际工作。