英语词汇positive valence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	positive valence
释义	positive valence 【化学】正(原子)价；负化合价
随便看	screw steamer screwstock screw-tap screw the arse off screw the nut screw thread screw-thread gauge screw-thread micrometer screw threads screw-top screw-topped screw-tops screw ... up screw up screw-up screwup screw up courage screw up discipline screw ups screw-ups screwups screw valve screw-wheel screwworm screwworm fly

英汉双解词典包含483723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。