To her, the exercises that Pavlova and the other ballerinas were doing seemed painful, even harmful, standing on tiptoe for hours, moving their bodies in unnatural ways.

在她看来，巴甫洛娃和其他芭蕾舞演员所做的练习看起来很痛苦，甚至有害，他们踮着脚尖站几个小时，别扭地移动他们的身体。

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It is dangerous to blindly bolster useless and even harmful treatments while failing to support proven therapies.

盲目的改善无用甚至有害的治疗方法却无法推广有效的治疗方法是很危险的。

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Some studies have estimated that up to 30 percent of the care delivered to patients in the United States is unnecessary, and sometimes even harmful.

一些研究报告估计，在美国，患者承担的医疗费用当中有高达30%是非必须的，有时甚至是有害的。

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Studies have discovered evidence of harmful bacteria in toilets,on surfaces where food is prepared, even on home telephones.

VOA: special.2009.10.13

The knight's move--which is just a playful way of describing where the window is, right-- the knight's move is nonetheless a kind of wound or damage. So, even as it's the prototype for originality, it's also something very disturbing and harmful.

一位骑士走过，这只是开玩笑地描述,窗户的位置，对，骑士的走过不可能造成,受伤或损害，所以，即使作为独创性的模板，它还是包含一些干扰和有害的成分。

耶鲁公开课 - 1945年后的美国小说课程节选

Also,even some organic pesticides are harmful to lambs.

VOA: special.2009.07.14

But by the 1990s, the affiliation provision was widely viewed as unnecessary and even harmful to financial institutions.

FORBES: Why The Glass-Steagall Myth Persists

That's when Harlan Krumholz of Yale University took the stage, raising the possibility that Zetia might be "an expensive placebo" or even harmful.

FORBES: How Low Can Vytorin Go?

Victimization appeared to be even more harmful if it was perpetrated by adults rather than peers.

CNN: Bullying, abuse linked to suicidal thoughts in kids