英语翻译
1.Ambiguous provisions in the contract will b a bottleneck for the two parties to fulfill the contract.
2.It's impossible for us to see each other,for we live far apart.
3.The unique strength of the device is that it can save more gas.
4.The manager was supposed to submit the marketing plan before Friday.
5.In essence ,a contract is an agreement reached by the buyer and the seller.