咱们省去繁文缛节，开始讨论实质问题吧。
不过我们现在必须讨论实质问题，决定购置哪种类型的机器。
We have talked about replacing this machine for a long time, but we must now get down to brass tacks and decide what type to buy.
开场白以后我们马上讨论实质问题，一个小时内便达成了协议。
After the introductions we immediately got down to business and reached an agreement within an hour.
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