1. 不能盈利的；没有效益的；不经济的
If you say that an action, a method, or a product is uneconomical, you mean that it does not make a profit.

1. inefficient in use of time and effort and materials

e.g. a clumsy and wasteful process
wasteful duplication of effort
uneconomical ebb and flow of power

Synonym: wasteful

2. wasteful of resources

Synonym: uneconomic