profitless venture
profitless endeavor
profitless activity
A: Why did the company decide to close the factory?
A：为什么公司决定关闭这家工厂？
B: Because the production line has been profitless for years.
B：因为生产线多年来一直无利可图。
1) 无利可图的
2) 徒劳的
3) 没有成效的
1. 无利可图的；没有利润的
adjective
1. not yielding profit; unproductive or useless
Synonym: unprofitable, fruitless