usher n.引座員；招待員；門房；助理教員 An usher is a person who shows people where to sit, for example at a wedding or at a concert. v.引領，招待；做招待員；宣告 If you usher someone somewhere, you show them where they should go, often by going with them. 而guide vt.引路；指導；操縱；影響 If you guide someone around a city, museum, or building, you show it to them and explain points of interest. n.指導者；嚮導；導遊；有指導意義的事物 A guide is someone who shows people the way to a place in a difficult or dangerous region. 注意看英文解釋，是柯林斯高階英漢詞典的解釋。
usher n.引座員；招待員；門房；助理教員 An usher is a person who shows people where to sit, for example at a wedding or at a concert. v.引領，招待；做招待員；宣告 If you usher someone somewhere, you show them where they should go, often by going with them. 而guide vt.引路；指導；操縱；影響 If you guide someone around a city, museum, or building, you show it to them and explain points of interest. n.指導者；嚮導；導遊；有指導意義的事物 A guide is someone who shows people the way to a place in a difficult or dangerous region. 注意看英文解釋，是柯林斯高階英漢詞典的解釋。
所以說，用作引導的時候usher一般指將某人領到某一個位置，而guide是有嚮導的含義，帶有接待、解釋意義。