Definition
to keep engaging in an activity without a definite aim or strategy
敷衍度日；得过且过
Despite having no plan, he continues to muddle along each day.
尽管没有计划，他每天还是继续得过且过。
She feels there is no future in her job, but she decides to muddle along anyway.
她觉得工作没有前途，但她还是决定得过且过。
We need to come up with a plan; otherwise, we'll just muddle along.
我们需要制定一个计划，否则我们只会得过且过。