Let's have a (short) break.
我们休息一会儿吧。
Why don't you have a rest?
怎么不休息一会儿呢？

talk turkey
真挚地、坦诚地对话

这句话是由一个故事演变来的。有一天，白人和印第安人去打猎，猎到了一只火鸡和一只乌鸦。在分猎物的时候，白人对印第安人说“you take the crow and I'll take the turkey or I'll take the turkey and you take the crow.白人只是把一句话颠过来说而已，印第安人说“you never talk turkey to me”从此，talk turkey 就代表说实话的意思。

Let's talk turkey.
让我们开诚布公地说吧。