energy,能源，还指人的精力。We should save energy.我们应节约能源。Arguing with him was a waste of time and energy.跟他争论是浪费时间和精力的。If you want to learn English well, you should spend more t
sort,种类，类别。This factory produces different sorts of paper.这工厂生产不同种类的纸。sort还可做动词表示分类。Please help me sort these dishes,put the glass here and the plastic there.请帮忙把这盘子
