然而，在这些改变世界的发明背后，还有一些被世界遗忘的发明，它们看上去非常有趣甚至显得有点荒唐。

However, somewhere between these great world-changing inventions there were some fun and sometimes even hilarious inventions the world has forgotten.

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明清以来，扬名四方的晋商是山西历史上的亮点，然而在晋商及其辉煌事业的背后，商妇却似乎是一个长期被遗忘的角落。

The businessmen in Shanxi province who have become famous from the Ming and Qing dynasties are the shining points in the history of Shanxi.

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