Ten years ago virtually all of America's natural-gas production came from traditional gas or oil Wells reached by vertical drills.

实际上在十年前，美国所有的天然气开采公司，不是采用传统方式，就是利用垂直钻井开采。

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The living room is toplit as natural light enters between the diagonal outside wall and the inside vertical surface.

客厅通过顶部采光，从倾斜的外墙和内部的垂直面之间透进自然光。

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The facade combines glazing with vertical wooden shutters that can be opened to allow natural ventilation and maximum exposure to the garden in summer.

立面结合了垂直木质百叶窗和玻璃，可以打开，允许自然通风，而且在夏天还能最大限度地接触到花园。

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For most of us, gravity acts this way, defines a vertical direction very naturally and the blackboard is oriented this way, so very natural to call that x and call that y and line up our axes.

对我们多数人来说,重力作用下,很自然地确定了竖直方向,而我们的黑板又是这个指向的,所以很自然地定出 x 轴和 y 轴,并标出我们的坐标系

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Moreover, the LCD displays maintained their natural colors very well when switching from an almost vertical 80-degree orientation to an almost-flat 30 degrees.

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"We make it a festival, natural, a carnival, " said Kenny Lo, the CEO of convention organizer Vertical Expo Services, who sported a pin with blinding LED lights.

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