nostalgically
adverb /nɒˈstældʒɪkli/
/nəˈstældʒɪkli/, /nɑːˈstældʒɪkli/
- with a sad feeling mixed with pleasure when you think of happy times in the past
怀旧；念旧 - to look back nostalgically to your childhood
缅怀童年时光
- to look back nostalgically to your childhood