混日子

We muddle along from day to day.

们一天天地混日。

I wish he would not footle about so much.

望他不要这样混日。

He dawdled away his time.

他在混日。

It's bad to drone.

混日是不好的。

I don’t know what he has done, he just bumbles through life.

不道他做了些什么事，他简直是在混日。