"Comparison shopping may sometimes come at a cost," the study said.

“比较性的购物有时付出代价。”研究称。

When it comes to comparison shopping, we can let our fingers do the walking.

如果要货比三家，这项工作大可交给我们的手指去做。

ITA then keeps an up-to-date database of all this flight information for analysis and comparison shopping.

ITA拥有实时更新的航班信息数据库，以便进行分析和对比选择。

These new purchases however are made where it really matters to us, after comparison shopping and a lot of thought.

然而这些新购置的都是我们真正有用的，是在比较价格和深思熟虑后买的。

But the iPhone is still better for flipping through the Times than for serious work like, say, comparison shopping.

在iPhone上翻翻《时代周刊》是不错，但是做点正事(比如说比较购物comparison shopping)可就逊色了。