英语词汇closed ecological 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	closed ecological system
释义	closed ecological system 【航天工程技术】闭合生态系统【生态学】封闭的生态系统
随便看	frequency-modulated jamming frequency-modulated laser frequency-modulated radar frequency modulation frequency modulation-frequency modulation frequency-modulation laser frequency modulation-phase modulation frequency-modulation receiver frequency-modulation transmitter frequency modulator frequency monitor frequency multiplexing frequency multiplier frequency multipliers frequency offset frequency-offset transponder frequency polygon frequency prediction chart frequency pulling frequency recorder frequency regulator frequency response frequency-response curve frequency-response curves frequency responses

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。