... astronomical vertical 天文垂线 astronomical watch 测天表 astronomical zenith 天文天顶 ...
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... astronomical twilight 天文晨昏蒙影 astronomical watch 天文表 astronomical zenith 天文天顶 ...
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In 1946 the watch won the equivalent of a timepiece Oscar--first prize in the Geneva Astronomical Observatory Timing contest.
FORBES: Inherit the whirlwind
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