衰减
shuāijiǎnTraditional 衰減
to weaken; to decline; (physics) attenuation
Every meaning
shuāijiǎn
- (physics) attenuation
- to weaken; to decline
Its characters
- 衰shuāito decline; to weaken (as in 衰退)
- 减jiǎnto subtract; to minus
Words with 衰
Words with 减
Meanings are from Mandarin The Wild’s own dictionary. Levels follow the official HSK word list (the exam’s 2025 syllabus, levels 7–9 shown together).