英语词汇active system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	active system
释义	active system 【工程】主动(制导)系统；主动(调节)系统
随便看	shield shield back shield-back shield basalt shield-bearer shieldbug shieldbugs shield cone shielded shielded arc welding shielded cable shielded cables shielded-conductor cable shielded joint shielded pair shielded wire shielder shielders shield factor shield fern shield-fern shield ferns shield grid shield-grid thyratron shielding

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。