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210页（285字）
比喻心中已有妥当计划，例经过专人的研究分析之后，对于如何处理这宗纠纷，他已胸有成竹。
After he had seen the solution given him by the person who had been assigned tostudy and analyze the issue，he formulated a plan in his own mind as to how this type of dispute could be settled．