使用方法
作谓语、状语、分句；指今昔对比
忆昔抚今，我思绪万千
recall past suffering and think over the source of present happiness
行思坐忆；忆苦思甜；非昔是今；一如曩昔；今昔之感；抚今悼昔；感今惟昔；抚梁易柱；抚掌大笑；抚今痛昔；扼喉抚背；抚今思昔；酌古沿今；以古非今；说古道今；攀今吊古；贵古贱今
