They thought that a low hum might straighten out those bent cochlear hairs.

她们认为，一种低音或许可以使那些呈弯曲状态的纤毛恢复直立状态。

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The entire device is 300 micrometres thick – about the width of three human hairs – and withstood tests in which it was bent to a 90-degree angle 700, 000 times.

整个设备300微米厚，大约只有三倍头发丝的厚度，可以经受90度的弯曲70万次。

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Thousands of tiny hairs in the cochlea bend when exposed to the original sound vibrations. But those hairs can get stuck in a bent position.

耳蜗内有成千上万的细毛纤维，当声音声音震动传入时，这些纤毛便会弯曲并保持一定的弯曲状态。

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