一个重大的发明是可调节的支柱，通过改变刀板与横梁的距离来精确地设置犁的深度。

A major invention was the adjustable strut that could precisely set the depth of the plow by altering the distance of the blade and the beam.

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如果您需要一个能够精确复制生产环境的登台环境，请设置一台单独的服务器。

If you require a staging environment which can exactly duplicate the production environment, then you need to set a separate server.

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你也可以做一些额外的设置，如，位置更新的精确程度，谁可以在地图上看到我，以及是否将将这些短消息更新到Facebook的留言墙（Wall）上。

You can also configure additional settings like how exact the location updates are, who can see them on the map, and whether or not the posts update your wall.

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If you set up the atoms exactly the same way, they've always got to break down."

如果你精确地把原子以,同种方式设置,它们肯定会分裂

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