I wear these old trousers for knocking about the garden.

穿这条旧裤子是为了在园子里大干一番。

After all the briefing sessions at head office,our sales team is at concert pitch.

在总公司开过况介绍会后,全体销售人员都跃跃欲试,准备大干一。

We’ve just moved into a bigger house and there’s a lot to do. I guess we’ll just have to roll up our sleeves and get on with it.

刚刚搬进一个大点儿的房子，有好多事要做呢。想卷起袖子大干一了。