检测显示一楼下面的横梁已经有大面积的腐烂。
Investigations had revealed extensive rot in the beams under the ground floor.
被红牌罚下一人的德国队也完全有可能战胜塞尔维亚，只可惜他们把一次有威胁的射门打在了横梁上，点球也很不幸地被对方门将扑出。
Germany, despite being a man short, easily could have come back against Serbia, having put one shot off the crossbar and getting stopped on a penalty kick.
当拉出钻头时，横梁(上面缠有绝缘体和导体的金属结构)将它架起，形成一个新的支架。
While pulling out the drill, crossbeams (metal structures on which insulators and conductors are mounted) are attached to a new support.
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