美意延年měi yì yán niánoptimism is the best medicine; optimism prolongs life; a care-free life ensures (/promises)longevity
❍ 我们走进老人的房间。墙上挂着一张横幅，上面写着“～”四个大字。We entered the old man’s room. On the wall hung a horizontal scroll of calligraphy on which were written four big char acters:“A care-free life ensures lon gevity. ” 美意延年měi yì yán nián美意：乐观。乐观可以延长寿命。a carefree life insures longevity, optimism prolongs life |