For tinnitus, protection like ear plugs or ear defenders help.

戴上耳塞或者护耳器等保护措施可以防止耳鸣。

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But Dr Atherton said the designers found that just reducing the noise of the drill, by putting on ear defenders for example, was not enough.

但是阿瑟顿博士表示，设计人员发现仅仅通过带上耳朵防护罩或其他方法减少噪音是不够的。

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Two researchers recorded the results of the wearing of ear-defenders by two weavers .

两个研究人员记录了两个纺织工人戴了护耳器的结果。

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What was interesting was that even though I could still hear most office sounds (like the phone ringing) through the ear defenders, the very act of wearing them gave off a subtle 'go-away-I'm-working' vibe that allowed others to ignore and exclude me without being impolite ... it worked for me!

BBC: The pleasures and perils of the open-plan office

However, the chatter and babble that I had to endure at times resulted in me keeping a pair of chain saw ear-defenders to hand - I was able to don said ear-wear when I needed to have the peace and solitude that the complexity or quantity of work demanded.

BBC: The pleasures and perils of the open-plan office