These words all describe sb/sth that is making or is likely to make money.以上各词均指赚钱的、赢利的、有利可图的。
successful making a lot of money, especially by being popular指赚钱的、成功的：◆The play was very successful on Broadway.那出剧在百老汇大获成功。◆The company has had another successful year.公司又度过了一个兴旺发达之年。
profitable making a profit指有利润的、赢利的：◆a highly profitable business一家赢利很高的企业
commercial[only before noun] making or intended to make a profit指赢利的、以获利为目的的：◆The movie was not a commercial success(= made no profit).这部电影票房收入不佳。
lucrative (of business or work) producing or paying a large amount of money; making a large profit指生意或工作赚大钱的、获利多的：◆They do a lot of business in lucrative overseas markets.他们在利润丰厚的海外市场上生意很多。
economic (often used in negative sentences) (of a process, business or activity) producing enough profit to continue（常用于否定句中）指（工序、业务或活动）有利可图的、可赚钱的、合算的：◆Small local shops stop being economic when a supermarket opens up nearby.附近有超市开业的话，当地的小商店就没有利润可赚了。