Roll Up Your Sleeves.

卷起袖子做某事

It means to prepare to work hard.

该短语意思是 要准备努力工作了

You'll finish the job on time if you roll up your sleeves now.

如果你现在抓紧干的话，就能及时完成工作

You'll be successful one day if you roll up your sleeves soon.

如果你立刻行动的话，早晚有一天会成功的

It's time to roll up your sleeves and get the job done.

是时候赶紧干完活了