英语词汇optional subjects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	optional subjects
释义	optional subjects objectionableadj. 该反对的；讨厌的；有异议的 interjectionaladj. 叫声的；感叹词的
随便看	Rotating disk electrode rotating disk electrode voltammetry rotating disk extractor rotating disk field store rotating disk gage rotating disk gauge rotating disk meter rotating disk mill rotating disk oxygenator Rotating Disk Viscometer rotating disk viscometre rotating disperser rotating distributor rotating dog rotating double crank Rotating drum rotating drum camera rotating drum dryer rotating drum feeder rotating drum heat exchanger with rotating drum rotating drum heat transfer rotating drum image scanning digitizer rotating drum incinerator rotating drum method rotating drum mixer

英汉双解词典包含3607232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。