In a health care industry fueled by ever newer and more dazzling cures, this phenomenon is usually seen as background noise, or even as something of an annoyance.
在以令人眼花缭乱的不断花样翻新的健康护理服务产业里，这种安慰剂治病的现象通常被看作背景噪音，甚至当作令人烦恼的东西。
Environmental noise is very different because the level of annoyance or nuisance can be very subjective and will elicit diverse reactions from different people.
环境噪声是非常不同的，因为烦恼或滋扰的水平可以是很主观，并会引起不同的人不同的反应。
Lots of rotary machines bring strong noise when they rotate. As the result of the noises, the people feel very annoyance in their daily life.
大量的旋转机械在运转时产生强烈的噪声，因而给人们的日常工作和生活带来许多烦恼。
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