for one thing 和for another用法

甪法就是两者组合使用，用以并列，中文意思是一件事，另一件事

例如

Being responsible for one's own health is one thing, but being responsible for another person's health is quite a different matter.对自己的健康负责是一码事，但对别人的健康负责完全是另一码事。