江山易改，本性难移
书籍：汉英成语词典
更新时间：2018-12-03 21:17:48
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104页（297字）
形容多年养成的思想、习惯、作风等，要改变很不容易，例他性情急躁，易发脾气，屡次说他也不听，真是江山易改，本性难移!
He has a quick temper and gets angry easily．In spite of repeated warnings，he does not change．The saying that it is easier to move a mountain than change a man’s character is certainly true．