可可英语每日一句口语:
Three grand essentials to happiness in this life are something to do, something to love, and something to hope for. 生活中的快乐三要素:有事做,有热爱,有梦想。
【知识点讲解】
essential adj.基本的; 必要的; 本质的; 精华的
例句:
Polyunsaturated oils are essential for health. Excess is harmful, however.多不饱和油对健康很重要。但是,食用过量就会有害。