Had you not helped us, we should have canceled this transaction.
假如没有你的帮助，这笔生意早就告吹了。
His failure in this transaction was due to nothing else than his own carelessness.
他在这笔交易中的失利完全是由于他自己的粗心大意。
What do you want to do after you have concluded this transaction?
这笔生意成交之后你想做什么？
