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-觉斋网

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	keyframe keyhole keyhole keyhole keyhole bubble generator keyhole mode plasma arc welding keyhole pupil keyhole saw keyhole specimen keyhole-mode welding keyholes keying keying keying keying absorber keying action keying agent keying amplifier keying chirp keying chirps keying click keying device keying error rate keying filter keying frequency

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