英语词汇four-level system是什么意思，four-level system的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	four-level system
释义	four-level system　【电】四水平系统
随便看	many-headed many-lived many-lobed many-many many-one function switch many-one function table many-seeded many-sided many-sided many-sided many-sided many-storeyed many-storied many-stringed many-tailed bandage many-to-many many-to-many communication many-to-many database many-to-many relationship many-to-one many-volumed manya manyat manyatta manybody force

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。