keep up the date \keep up the time的区别

keep up the date \keep up the time的区别
keep up the date \keep up the time的区别

keep up the date \keep up the time的区别
keep up to date/ keep up with the time 赶上时代的潮流

第一句是记住日期；第二句跟随时代发展和变化。各人意见，仅供参考！

keep up the time 与时俱进
keep up the date with fashion trend保持与时尚潮流的日期