Course Flashcards Sentences Texts Games
Tools
Hanzi
Characters & strokes
Dictionary
Search everything
LearnChinese.ai - Learn Mandarin Chinese Online LearnChinese.ai - Learn Mandarin Chinese Online
LearnChinese.ai - Learn Mandarin Chinese Online LearnChinese.ai - Learn Mandarin Chinese Online
Course Flashcards Sentences Texts Games
Hanzi
Characters & strokes
Dictionary
Search everything
Login Sign Up
Back to Dictionary
瑞利准则
瑞利準則
Ruìlìzhǔnzé
1. Rayleigh criterion (optics)
Noun

Character Breakdown

瑞
ruì
auspicious; a good omen
13 丶
利
lì
gains, advantage, profit, merit
HSK 4 7 丶
准
zhǔn
standard, accurate; to permit, to approve, to allow
HSK 2 10 丶
则
zé
rule, law, regulation; grades
HSK 4 6 丶

Metadata

Category
Chinese

LearnChinese.ai

Master Mandarin

Site

About Accounts & Social Contact

Editorial

Learning Resources Blog HSK 2.0 vs 3.0

Legal

Privacy Policy Terms of Service

Support

❤️ Donate

© 2026 LearnChinese.ai. All rights reserved.