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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If the thick mucus could be diluted into a more WATERY consistency, it would be wafted upward by the tiny hairs in the wind pipe, bronchioles, and the lungs. Coughing would not occur.

如果稠密的黏液可以被稀释成低浓度的，气管、细支气管和肺中的细毛就都能把它向上推送，咳嗽就不会发生。

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