arrive in on at的区别区域范围不同arrive in大地点指洲、国家、大城市等。arrive at小地点指城镇、商店等。on不接地点名词。
arrive in的例句They arrive in Shanghai this afternoon（他们将于今天下午到达上海）；arrive on的例句Their planes usually arrive on time（他们的飞机通常都会准时抵达）；arrive at的例句It took us several hours to arrive at a decision（达成一项决议花了我们数小时）。
