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118页(191字)
指要反复考虑,然后再行动,例做事应当三思而行,不可不加考虑,轻率决定。
Before tackling a job,it is best to act with prudence and not make any decisions without careful thought.