In computational geometry, computing cross products is at the heart of line-segment methods.

叉积是计算几何中关于线段算法的核心。

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Not long ago, the entire length of the High Line was an unkempt jumble of weeds and wildflowers. The third and last segment, to the north of 30th Street, still is.

整个高架铁路不久之前还被淹没在杂乱无序的荒草和野花之中，其位于第三十大街以北的第三部分铁路即最后一段依然没有得到改造。

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To deal with the points on the line aligned with a segment vertex, clauses that count only the segments that are lower than the line are necessary.

要处理与一个线段顶点对齐的线上的点，必须使用仅计算低于该线的线段的子句。

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The remaining 15% of first-half sales came from the aviation segment, which offers a comprehensive line of panel-mounted and portable products, including completely integrated systems that deliver flight instrumentation, location, navigation, communication and identification data.

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Later, it moved into the mid-size segment, retiring the popular ERJ-145 (though the production line on that aircraft is still open).

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The U.S. luxury segment is heating up with Cadillac revamping its line-up and aiming to be No.1 premium car brand in the U.S. within three years.

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