混日子

We muddle along from day to day.

我们一天天地混。

I wish he would not footle about so much.

我希望他不要这样混。

He dawdled away his time.

他在混。

It's bad to drone.

混不好的。

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

我不道他做了些，他简直在混。