| 单词 | old-age and survivors insurance |
| 释义 | old-age and survivors insurancenoun : national insurance under the U.S. government providing retirement benefits at age 65 and payments to survivors upon death of the insured compare social security |
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英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。