1·Some people delight in helping others, which contributes to social harmony.
有些人以帮助别人为乐，这有助于社会和谐。
2·And whether the community's work contributes much to an overall accumulation of knowledge is doubtful.
社区的工作对知识的全面积累是否有很大的贡献，这一点是值得怀疑的。
3·According to one study, each high school graduate contributes at least 500,000 dollars to the local economy.
一项研究表明，每个高中毕业生至少为当地经济贡献了50万美元。
4·An in-depth study of differences between human languages contributes to a true understanding of cognitive differences between cultures.
对人类语言差异的深入研究有助于人们真正理解文化之间的认知差异。
5·Apparently, it also contributes to the development of a brain that's flexible, a brain that's quickly able to get a handle on unfamiliar situations.
显然，它还有助于大脑的发展，使大脑变得灵活，能迅速处理陌生情况。
6·He contributes regularly to the magazine 'New Scientist'.
他定期给《新科学家》杂志撰稿。
—— 《牛津词典》
7·This book contributes little to our understanding of the subject.
此书对我们了解这门学科助益甚少。
—— 《牛津词典》
8·The research showed beyond doubt that smoking contributes to heart disease.
这项研究确实表明吸烟会导致心脏疾病。
—— 《牛津词典》
9·Every member contributes to the rap, singing either solo or as part of a rap chorus.
每个成员都在为这首说唱乐出力，或者独唱，或者参与说唱合唱。
—— 《柯林斯英汉双解大词典》
10·Which of the following contributes most to the survival of rainforests?
下列哪项对热带雨林的生存贡献最大？