| 释义 |
red-letter dayBrE /ˌred ˈletə deɪ/ NAmE /ˌred ˈletər deɪ/ noun an important day , or a day that you will remember , because of sth good that happened then 重要纪念日；喜庆日ORIGINFrom the custom of using red ink to mark holidays and festivals on a calendar .源自在日历上用红色标示假日和节日的习惯。 |