movable feast

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

Related topics: Chronology

ˌmovable ˈfeast noun [countable] British English  1. informalDL something that happens at different times, so that you are not sure exactly when it will happen 发生时间不固定的事2. TMCa special religious day, such as Easter, the date of which changes each year 日期不固定的宗教节日〔如复活节〕

Examples from the Corpus

movable feast• A birthday is a movable feast as the round of years is wholly unrelated to the seasons.

ˌmovable ˈfeast nounChineseSyllable  

times, happens different Corpus so something at that

movable feast
ˌmovable ˈfeast noun [countable] British English
1. informal something that happens at different times, so that you are not sure exactly when it will happen
2. a special religious day, such as Easter, the date of which changes

movable feastBrE /ˌmuːvəbl ˈfiːst/ 🔊NAmE /ˌmuːvəbl ˈfiːst/ 🔊 nouna religious festival, such as Easter, whose date changes from year to year 因年而异的宗教节日（日期每年都可有变化）