element n.元素；组成部分,方面；某特定类型的人或群体,分子. The elements hydrogen and oxygen combine to form water.氢元素和氧元素构成了水. He belongs to a bad element in this city.他属于这个城市的坏分子. factor n.因素,要素,侧重指原因. Endurance is an important factor in success in sports.耐力是体育比赛成功的一个重要因素.
