英语词汇optional network facilities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 network facilities
释义	optional network facilities
随便看	calling hare calling help signal calling identification line calling in callingin calling indication calling indicator calling information calling interval calling into question calling it calling it a day calling it a night calling jack calling key Calling L. calling lamp calling library calling line Calling Line Identification calling line identification facility Calling Line Identification Presentation calling line identification restriction calling line identification signal calling list

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。