This is the 2616th most frequent Chinese word.
辈
Generation; lifetime; seniority.
In this sentence, '辈子' is used to mean 'lifetime' or 'span of life.' It refers to the duration of one's existence in a broad sense.
人一辈子都会经历许多事情。
Throughout a person's lifetime, they will experience many things.
Here, '辈' refers to a generation or a group of people born during a similar time period. '同辈' specifies individuals from the same generation.
我们是同辈,可以多交流和合作。
We are of the same generation, so we can communicate and collaborate more.
In this sentence, '老辈' refers to the older generation, emphasizing respect towards the seniors in a familial or societal context.