他坚持认为,这个思想是从英国科学家的成果中逐渐发展起来的.
句子结构分析：
He insisted that...宾语从句
the idea evolved out of work 宾语从句中的主语、谓语与补语
(that is) done by British scientists 定语,修饰前面的work.
词汇：
evolve:to develop or achieve gradually 使发展：逐渐发展或完成
work:something that has been produced or accomplished through the effort,activity,or agency of a person or thing 成果：某物通过人或事的努力、活动或作用而完成或达到