New rules on amateurism allow payment for promotional work.
新的业余工作条例规定，做促销工作可获得报酬。
《牛津词典》
2
He is a staunch supporter of amateurism in intercollegiate athletics.
他坚决支持把学院之间的体育活动业余化。
《柯林斯英汉双解大词典》
3
In other words, Voltaire's amateurism in science "was a source of his contemporary appeal, demonstrating for the first time the accessibility of Newton's ideas to nonspecialists".