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Terms for subject Watchmaking containing 世纪 | all forms | in specified order only
ChineseEnglish
到了 20世纪30年代,手表几乎完全取代了怀表By the 1930s the wristwatch had almost completely supplanted the pocket watch
这个问题直到十八世纪发明了航海精密计时钟才得以解决The problem was not solved completely until the invention of the marine chronometer in the eighteenth century