“distance”的概念、定义、翻译、参考文献-科学参考

单词	distance
释义	distance [`dis·tǝns] ^MATHEMATICS 1. A nonnegative number associated with pairs of geometric objects. 2. The spatial separation of two points, measured by the length of a hypothetical line joining them. 3. For two parallel lines, two skew lines, or two parallel planes, the length of a line joining the two objects and perpendicular to both. 4. For a point and a line or plane, the length of the perpendicular from the point to the line or plane. ^MECHANICS The spatial separation of two points, measured by the length of a hypothetical line joining them.
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