contributor

Older people are important contributors to the economy.

老一辈人为发展经济作出了重要贡献。

A freshman textbook will have dozens of contributors.

一本一年级的教科书将会有几十个贡献者。

Old buses are major contributors to pollution in cities.

旧公交车是造成城市污染的主要原因。

Nadeau says sugar and processed foods are big contributors to the rising diabetes rates among children.

纳多说，糖和加工食品是儿童糖尿病的发病率上升的主要原因。

Singer Beyonce and basketball player Shaquille O'Neal also endorse sodas, which are a major contributor to the obesity epidemic.

歌手碧昂斯和篮球运动员沙奎尔·奥尼尔都为苏打饮料代言，而苏打饮料是导致肥胖的主要原因之一。

She is one of the regular contributors to this magazine.

她是本杂志的定期投稿人之一。