一分钟内“刚刚” 一小时内“* 分钟前” 今天内“今天 小时：分钟” 昨天内“昨天 小时：分钟“ 大于2天”年-月-日 小时：分钟“-One minute of " just" one hour " * minutes before" in " hours: minutes yesterday, yesterday, hours: minutes is greater than two days" year- mont