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.
“音乐比赛非常不自然。”如果回到十年前，陆逸轩会劝说自己“不要参赛”，因为在理想状态下，缓慢而独立的打磨同样可以带来成长；但现实中，他仍一次次回到比赛中。十年前，他在肖赛获得第四，次年在利兹比赛登顶，之后他与洛杉矶爱乐乐团、芝加哥交响乐团、波士顿交响乐团、伦敦交响乐团合作，登上逍遥音乐节、威格莫尔音乐厅、汉堡易北爱乐大厅与洛杉矶好莱坞碗的舞台。但这些在他看来仍不足以构成理想中的职业状态。
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The British Medical Association (BMA) said 83% of its members had voted to continue with the walkout after ministers said they would not increase doctors' pay.
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