Two of the main cables are already clearly in distress when the video starts.

当视频开始时，两条主电缆显然已经陷入困境。

I had not cut into any of Dim 's main cables.

我没有切到迪姆的主动脉。

NSF scientists believed the cables could deal with the added pressure and weight they were carrying. But on November 6, the main cable broke.

美国国家科学基金会的科学家认为，这些电缆能够承受额外的压力和重量。但11月6日，主电缆断了。

At New York's World's Fair in 1854, Elisha Otis presented the world's first vertical mobility platform capable of stopping, rather than falling, in the event of its main cable breaking.

在 1854 年的纽约世界博览会上，以利沙·奥蒂斯展示了世界上第一个能够在主缆绳断裂时停止而不是坠落的垂直移动平台。

Even so, Arecibo sat nearly 60 years only a short distance from the northern coast of Puerto Rico, and exposure to that salty sea air could have accelerated the demise of the main cables.

即便如此，阿雷西博距波多黎各北部海岸只有很短的距离， 已经存在了近 60 年，暴露在含盐的海洋空气中可能会加速主电缆的报废。