| 单词 | old age security | 
| 释义 | Definition of old age security in English:old age securitynoun ˌəʊld eɪdʒ sɪˈkjʊərɪtiˌəʊld eɪdʒ sɪˈkjɔːrɪti 
 Origin1920s; earliest use found in untitled. From old age + security. Definition of old age security in US English:old age securitynoun 
 Origin1920s; earliest use found in untitled. From old age + security.  | 
	
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