英语词汇unnecessary friction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	unnecessary friction
释义	unnecessary — 不必要 • 必要 adj • 不必 adj • 多余 • 无必要 adj • 非必要 • 无须 adj • 大可不必 friction — 摩擦 • 摩擦力 friction n — 磨擦 n • 磨损 n • 阻尼 n
随便看	should be chosen‎ should be chosen‎ should be circulated should be cited as should be clarified should be clarified what should be classified should be clear should be clearly defined should be clearly stated should be closed should be codified should be coherent should be collected should be combined should become should become active should become clearer should become effective should become familiar should become necessary should become operative should be comfortable should be commended should be committed

英汉双解词典包含2273206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。

unnecessary —