The trouble is that the popularity is driven not only by the vast selection and the high level of customer service, but also -- and mainly -- by the deep discounts the company regularly offers.

问题在于，公司受欢迎的程度不仅仅取决于广泛的选择和高水平的客户服务，还取决于公司定期进行的折扣活动，这一点是非常重要的。

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When grinding of narrow and deep slot, grinding temperature is very high, which is easy to cause burns of element surface, reduce machining accuracy and shorten tool service life.

窄深槽磨削时磨削温度很高，易使工件表面烧伤，加工精度降低，刀具的寿命缩短。

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It is more than three years since the scandal triggered by unusually high death rates at Stafford hospital provoked deep unease over the culture of care in the health service.

BBC: Nurses in drive for 'compassionate care'