Daredevil Nik Wallenda has set world records for biking across a tightrope at more than 13 stories high and for being part of an eight-person pyramid on another wire — all without a safety net.

勇敢的尼克·华伦达曾经创造过在13层楼高的地方骑车过钢丝的记录，他的另一项世界记录则是由一根在八人高的金字塔上的钢丝组成，当然这些记录都是在没有任何安全保护网下完成的。

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Thankfully she is attached to a thin safety wire, so when the worst happens, the tigers could only watch.

幸好，她身上栓了根细细的安全绳，当她失足掉下来时，下面的老虎只能眼巴巴地看着。

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For the most part, they resembled high-wire artists juggling borrowed money without a safety net.

它们多半就像走钢丝的表演者，用借来的钱在根本没有安全网的钢丝上保持平衡。

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Heeding instructions, Villalobos rolled "under a hot wire to safety, " and the tiger backed off, Breheny said.

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He said it had been previously suggested that barbed wire or barriers could be erected as a safety measure.

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That safety net would have taken some of the edge off the piano-wire-tense game against Stanford.

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