Rì
1
sun
2
day
3
date, day of the month
Specific Meaning
1
abbr. for 日本[Ri4 ben3], Japan
今天是我们的结婚纪念
Today is our anniversary.
今天是学校开放
Today is the school opening day.
十二月二十五是圣诞节。
December 25th is Christmas.