出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第283页（210字）
不厌其烦地教导，例导师经常谆谆教导我们，理论要与实际相结合才能有效地解决问题。
The teacher never tires telling us that to solve problems with success，theory and practice must be kept in coordination．