If you find it unworkable, we have no other choice but to call the deal off.
如果不行的话,我们只好放弃了。
Your question is how we developed our product?
你的问题是我们是如何发展我们的产品?
The early climbers were looking for the easiest way to the top, because the summit was the prize they sought, especially if it and never been attained before.