Some relative clauses in the contract have to be amended owing to the unexpected situation.
由于这种难以预料的情况,合同中的有关条款不得不做些修改。
Latham made another attempt a week later and got within half a mile of Dover, but he was unlucky again.
莱瑟姆一周以后也作了一次尝试,飞到离多佛不到半英里的地方。