decay
UK/di'kei/US
IELTSTOEFLB2
Definitions
v.
To rot or decompose; to gradually deteriorate in quality, strength, or condition.
腐烂；衰退；（使）变质
n.
The process of rotting or gradual decline in quality, strength, or condition.
腐烂；衰退；衰败
Root Breakdown
Native Englishdecayother
=decay
Common Collocations
- 1.tooth decay牙齿衰退
- 2.rapid decay快速衰退
- 3.decay rate衰退率
Example Sentences
- 1.
The wooden building began to decay after years of exposure to moisture.
- 2.
Scientists study how radioactive materials decay over time.