For example, having salt on the outside, but none on the inside, reduces the salt content without changing the taste.
2016年12月四级真题（第二套）阅读 Section C
They choose purpose over happiness—having a clear sense of purpose even reduces the risk of Alzheimer's disease.
2017年6月四级真题（第一套）阅读 Section C
By far the most effective method to restrain pension spending is to give people the opportunity to work longer, because it increases tax revenues and reduces spending on pensions at the same time.
出自-2010年12月阅读原文
In response to past critics, Twenge and her co-researchers stress they are not trying to prove that the use of digital devices reduces young people's well-being.
2019年12月六级真题（第一套）阅读 Section B
Instead of normalising the undesirable behaviour, the message needs to marginalise it, for example, by stating that if even one person buys yet another SUV, it reduces our ability to be energy-independent.
2015年12月六级真题（第二套）阅读 Section B
One traditional belief about television is that it reduces a child's ability to think and to understand the world.
2015年高考英语广东卷 阅读理解 阅读C 原文
This tip reduces outside noise so that television dialogue is clear and understandable.
2015年高考英语北京卷 阅读理解 阅读B 原文