英语词汇ultramarathon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	ultramarathon
释义	ul·tra·mar·a·thon AHD[ŭl'trə-mărʹə-thŏn'] D.J.[ˌʌltrəˈmærəˌθɒn]K.K.[ˌʌltrəˈmærəˌθɑn]n.Sports（名词）【体育运动】 A cross-country footrace with distances of 30 miles (48 kilometers) or more.超长马拉松：距离在30英里(48公里）以上的越野赛跑 Related Forms继承用法ul'tramarʹathon'er n.（名词）
随便看	working working capital working class working control working day working dog working fluid working girl workingman workingmen working papers workings working storage working substance workingwoman workingwomen work in progress workload workloads workman Workman workmanlike workmanship workmen workmen's compensation

英汉双解词典包含166908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。