社会养老保障是一个全球性的话题的翻译：Old-age social security is a global topic 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Social old-age security is a global issue

Old-age social security is a global topic

The society cares for the aged the safeguard is a global topic

Social security is a global topic

Old-age social security is a global topic