less and less

Từ điển Oxford Advanced Learner 8th

▪ I. ˌless and ˈless idiom
smaller and smaller amounts
• As time passed, she saw less and less of all her old friends at home.
Main entry: ↑less_idiom
 
▪ II. ˌless and ˈless idiom
continuing to become smaller in amount
• She found the job less and less attractive.
Main entry: ↑less_idiom