英语词汇black and white symmetry怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	black and white symmetry
释义	black and white symmetry 简明释义黑白对称网络释义 1 [晶体]?黑白对称 ... black-and-white stereograph 黑白相片立体图 black-and-white symmetry 黑白对称 black-and-white transparency 黑白幻灯片 ... 短语 1 black and white symmetry 黑白对称双语例句 1 The black and white salesman problem (BWTSP) is a new NP-hard problem, which can be divided into the undirected BWTSP and the directed BWTSP according to the symmetry of edges in graph. 黑白旅行商问题(BWTSP)是近年来出现的新NP -难解问题，根据图中边是否对称可以分为无向BWTSP和有向BWTSP两种。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。