blue book

Từ điển Oxford Learners Wordfinder Dictionary

noun

1. a report published by the British government;
bound in blue
• Hypernyms:
report, study, written report
2. a register of persons who are socially prominent
• Hypernyms:
directory
3. a blue booklet used in universities for writing examinations
• Hypernyms:
booklet, brochure, folder, leaflet, pamphlet