基本解释弯端英汉例句双语例句And if they are indeed the same nails -- eaten away by rust and bent at the end, almost purposefully -- was their disappearance a conspiracy or a logistical slip-up?假如千真万确是那两颗铁钉 ，已经锈迹斑斑且顶端弯曲，几乎故意所为，这样的失踪是蓄意密谋还是逻辑错误？