Several trips to a hospital and two expensive, uncomfortable medical tests had failed to produce even a diagnosis.

去了好几次医院，做了两次又贵又难挨的医疗检查之后，医生都未能做出诊断。

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The researchers found only limited evidence that so-called N95 facial masks, which are uncomfortable and expensive, are better than simple surgical masks.

研究人员发现，只有有限的证据表明，舒适性较差而且昂贵的N95口罩效果优于手术用口罩。

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PLAYBACK is on a mission to dissolve the uncomfortable, expensive, cardboard-look of organic clothing and past sustainable apparel, and replace it with a hip new twist of quality, style and color.

PLAYBACK的使命是将那些不舒适的，价格昂贵的，与过去崇尚的‘绿色，环保’不相符合的服装全部卸掉，取而代之的是新的质量，款式和颜色。

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Their failure would involve an uncomfortable and expensive rethink for an industry that is worried enough as it is.

ECONOMIST: Digital watermarks

But most 3-D effects on the market still require users to wear glasses, which some complain are uncomfortable, expensive and nausea-inducing.

CNN: Nintendo unveils handheld 3-D gaming system

They may be uncomfortable, some are expensive, and in all cases the results take time to come through.

BBC: NEWS | Health | 'Instant test' for sex disease