It's almost time to get off work. 这是一个比较常见的表达方式，用来表示下班的时间即将到来。来源可能源于日常的工作场景。例句及翻译如下：

It's almost time to get off work. Let's finish up and head home. （快下班了，我们快点完成最后的工作然后回家吧。）

Are you ready to get off work? It's almost time. （你准备好下班了吗？快下班时间了。）

I can't wait to get off work and relax at home. It's almost time. （我迫不及待想下班回家休息。快下班时间了。）