如果: if; in case; in the event of ...一个: one; a; an蠢: wriggle方法: method; means; way; techniqu ...有效: effective; valid; efficaciou ...如果一个蠢方法有效,那它就不是一个蠢方法: if it's stupid but works, it isn't stupid方法有一个参数: play如果一个城市规划得不好: if a city is not well planned,如果一个人曾进过监狱: if a person spends any time in prison,方法有: acd; bcd如果一个人勇敢面对生活的挑战,: it is masculine when one faces life's challenges算法有效性: algorithm availability依法有效的: valid一个有效的方法: useful way这方法有陷阱: the method had pitfalls如果一等品无货: if grade a is not available grade b will do如果一定要证明: if only just to prove合法有效的产权: sound title合法有效的会议: valid formal meeting合法有效的物权: sound title对其方法有直觉的: intuitive to one’s approach方法有磁性测试: astm b499如果一方不履行合同: generally speaking a contract cannot be changed after it has been signed by both parties; one party is entitled to cancel the contract if the other side cannot execute it如果一方不履行合同协议: if one side fails to observe the contract the other side is entitled to cancel it; the loss for this reason should be charged by the side breaking the contract如果一方不执行合同: this contract will come into force as soon as it is signed by two parties