英语词汇frackings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	frackings
释义	frackings backingsn. 衬垫物，背衬；伴奏或伴唱（backing的复数形式） frockingn. 做男礼服用的衣料 v. 穿上礼服大衣；批准（fro... rockinessn. 坚硬性,稳固,坚固,无情,冷酷,困难
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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。