法律条文的英语翻译

On this contract with the content of legal English, I was really not familiar with, help!!!!!!!!!!!!!!! Super thank

Lawfully established contracts, which is legally binding. The parties shall perform the obligations stipulated in the contract, any party shall not unilaterally modify or terminate the contract. The party is unable to perform a contract due to the other party, the exact evidence can be suspended to perform the contract, but shall immediately notify the other party, When the other party to perform the contract provides sufficient assurance, shall perform the contract. The party is unable to perform a contract without the other party's evidence, suspend execution of the contract, ought to bear a breach of contract.