31.7 million retirees had participated in the basic pension insurance program.
3170万离退休人员参
本养老保险。
31.7 million retirees had participated in the basic pension insurance program.
3170万离退休人员参本养老保险。
声明：以上例句、词
类均由互联网资源自动生
，
未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
