There is a feeling which is defeated by the time.

there is an affective losing out to time.
affective：情感的
lose out：损失,失败,这里做流逝讲
一份情感随着时间而流逝
在这里：
feeling做“感情”讲
defeated by:被...击败
这句话的直译就是：
有一份被时间所击败的感情
意译就是：
一份随着时间而渐渐变淡的情感