senescence
US /sɪˈnes.əns/
UK /sɪˈnes.əns/
名词
1.
衰老
the fact of becoming older, and therefore being in less good condition and less able to function well:
示例:
•
Senescence refers to gradual deterioration with age and in animals is typically very obvious under zoo conditions.
在 Lingoland 学习这个单词