Studies have concluded that exercise can enhance the immune system, but is the effect great enough to stave off swine flu?
研究得出的结论是运动可以增强人体的免疫系统，但是运动的结果是不是足以阻止猪流感呢？
The results prove fatherly that the use of copper cooling stave has great significance to the longevity of blast furnace because of the excellent heat transfer capability of copper …
结果表明铜壁高的导热性能和钻孔工艺对高炉长寿意义重大。
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