英语词汇timeball是什么意思，timeball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	timeball
释义	timeball　 n.标准报时球(该球在正午或其他规定时从气象台或其他高楼的旗杆上落下,以报告平太阳时的标准时刻)
随便看	deadweight deadweight brake deadweight capacity deadweight carrying capacity deadweight testing machine deadweight ton deadweight tons deadwood deadwood deadwood deadwood deadwork DEAE-cellulose DEAE-Sephadex deaensitization deaerate deaerated acid solution deaerated juice deaerated water deaerating tank deaeration deaerator deaerator deaering deaerization plant

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