get off有离开的意思，get off the dime不再迟疑，做出决断，当机立断

【例句】
You have to get off the dime today-otherwise we'll go to some other company.
你今天就得当机立断，否则我们就找其它公司了。

We only have two days to finish it, so I say it again, it's time to get off the dime.
我们只剩下两天时间作准备了，所以我再次强调：别拖延，立刻行动。