EXAMPLE: Despite our best advertising efforts, the expensive new product did not sell well, so our company decided to pull the plug on it before we wasted any more time or money.

• 虽然我们在广告方面做出了最大的努力，那个昂贵的新产品仍然销路不佳，因此我们公司决定不再对该产品提供支持，以免浪费更多的时间或金钱。