In reality, the picture is complicated by the substitution in both supply and demand among different agricultural commodities, and by the role of the corn ethanol program.

实际上，在供求两个方面都有不同农产品作替换，加之玉米乙醇项目的实施，导致上述简单的关系变得复杂化。

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Finally, the image is cleaned up by a computer program and the 50-nanometre-resolution picture emerges.

最后，将该图像进行计算机降噪去斑处理，得到一张50纳米分辨率的图片。

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Generally, a computer system is comprised of different "sub" systems so a programmer needs to have some design or top-down thinking skills to see the program from the larger picture.

总的来说，一个计算机系统是由不同的“子系统”组成的，因此程序员需要掌握一些设计技巧或者自上而下的思维方法，这样才能从整体上把握全局。

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The X-5 lets the user quickly and effortlessly select the desired shooting mode - from a total of 10 modes including the hands-off Auto Picture, Scene, Program, Manual, Landscape, and Handheld Night Snap - with a single turn of the mode dial, without having to access the on-screen menu.

ENGADGET: Pentax intros X-5 superzoom camera with 26x lens, tiltable LCD

Kinescopes are the motion-picture records of a television program.

CNN: NASA releases clearest videos yet of 1969 moonwalk

There was somebody in the audience today, while we were taking a picture, who talked about their mom -- 90 years old, because of the mortgage modification program we put into place, saved her home, lives with her sister -- 90 and 95.

WHITEHOUSE: Remarks by the President at a Campaign Event in Miami, FL