英语词汇do a service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

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。

单词	do a service
释义	do a service
随便看	pentamethylmelamine pentamethylmelamine hydrochloride pentamethylolmelamine pentamethylpararosaniline pentamethylphenol pentamethylstibine pentamethyl violet Pentameton pentametre pentametric Pentamide Isethion Pentamidin pentamidine Pentamidine diisothionate Pentamidine Dimethylsulphonate Pentamidine isethionate Pentamidine Isethonate pentamidine isothionate Pentamidine Mesylate Pentamidine Methanesulfonate pentamillionaire pentamillionaires Pentamin Pentamino pentamirror