重复( Repetition) ●为了明确重复 1. Let us revise our safety and sanitary regulations 让我们来修订安全规则和卫生规则吧。 2. They began to study and analyze the situation of the enemy 他们开始研究敌情,分析敌情。⚫为了明确重复 重复（Repetition） 1. Let us revise our safety and sanitary regulations. 让我们来修订安全规则和卫生规则吧。 2. They began to study and analyze the situation of the enemy. 他们开始研究敌情，分析敌情