英语词汇“timeball”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

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	rotary pair rotary pan mixer rotary paper press rotary parachute rotary part rotary pasteurizer rotary pawl rotary pawl front stop rotary pawl guide rotary pea washer rotary peeler rotary peeler household rotary peeling machine rotary pelleter rotary pelleting machine rotary pellet press rotary penetration rotary percussion drill rotary percussion drill bit rotary percussion drill bit deep drilling rotary percussion drilling rotary percussion drilling machine (rotary impact drilling machine) rotary percussion drilling machine (rotary impact drilling machine) mining rotary-percussion drill jumbo rotary percussion drill jumbo

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