High-speed imaging reveals that the squeak of soft–rigid frictional interfaces, like sneakers sliding on a basketball court, arises from intersonic opening slip pulses—analogous to earthquake ruptures—that thin ridges on the rubber confine to repeat at a musical frequency.
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2014年，曾燕红首次加入了女子登山队，在随后的两年连续遭遇了雪崩和尼泊尔大地震，曾燕红也受了重伤，抱憾而归。，详情可参考51吃瓜
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