advantage, benefit, profit
advantage 常指一种使某人处于比其他人相对有利的地位,机会或时机。
如:He had the advantage of good education. (受过良好的教育对他十分有利。)
profit 多指报偿或报偿性的收入。
如Did you make any profit last year? (你去年赚钱了吗?)
benefit 指物质利益或精神方面的好处。
如:I get no personal benefit from the business.(我个人从这家企业中并不获益。)