英语词汇concave downward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	concave downward
释义	concave downward 简明释义凹函数：凹函数是指下境图为凸集的一类函数。网络释义 1 ?凹向下的凹向下的
随便看	field stack field staff field star field stars field static correction field station field statistics Field, Stephen Johnson field stereoscope Field's test field stimulation fieldston fieldstone field stone fieldstone field stop fieldstop field stop reticle combination field storage field store field store converter field strain field stratum field,strength fieldstrength

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。