求翻译：留守老人的生存现状及其生活面临的困难，如农村留守老人的收入来源、收入水平、农村留守老人的健康自我评价、农村留守老人的养老资源等方面。是什么意思？

The survival status of the elderly left behind, their lives are facing difficulties, such as sources of income of the elderly left behind in rural areas, income levels, the health of the elderly left behind in rural areas, self-evaluation, rural left-behind elderly pension resources.

Elderly people left behind the survival status quo and its difficulties faced by life, such as the rural elderly people left behind the source of income, income level, left-behind rural health of the elderly self-evaluation, left-behind rural elderly in the nursing resources.

Remains behind to take care of things difficulty which old person's survival present situation and the life faces, like the countryside remains behind to take care of things old person's source of income, the income level, the countryside remains behind to take care of things old person's health sel

Rear living situation and their difficulties in the lives of the elderly, such as sources of income of the rural elderly, income level, health self-judgment of the rural elderly, rural Endowment resources for the elderly, and so on.

正在翻译，请等待...