混日子

We muddle along from day to day.

们一天天地混。

I wish he would not footle about so much.

希望他不要这样混。

He dawdled away his time.

他在混。

It's bad to drone.

混是不好的。

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。