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Under a light and rapid hand, the glass is pushed straight forward and drives before it the surplus of the metal; and the mercury, shut in between the tin and the glass, spreads out, adheres, and amalgamates in a few minutes.

用手将玻璃迅速向前轻推,把多余的汞朝前挤;夹在锡箔和玻璃之间的汞几分钟之内就散开,胶着,齐化了。不过玻璃必须在重压下干燥近 8 天,贴锡的工序才算完成。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力