do somebody/something no favours, do somebody/something no favours not do somebody/something any favours to do something that makes someone or something look worse than they are, or that does not help at all 对某人/某事没有一点好处/用处 Low interest rates don’t do savers any favours. 低利率对于储户没有一点好处。
→ do somebody/something no favours, at favour1(3)