英语词汇running hours是什么意思，running hours的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-电脑手机教程网

单词	running hours
释义	DEFINITIVE EXAMPLES 权威例句This machinery has an estimated useful life of 80 000 running hours.这台机械的预计使用寿命为 8 万运转小时。牛津商务
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英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。