免疫力下降而容易继发感染其他疾病的翻译：Decline in immunity and easy secondary infection of other diseases 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

Decreased immunity and easy secondary infection of other diseases

Decline in immunity and easy secondary infection of other diseases

The immunity drops easily to continue sends infects other diseases

weakened immunity, easy following the infection to other diseases

Decline in immunity and easy secondary infection of other diseases