wood beaver that could fish and then emerge from the water by itself created by Wang Ju of the Tang Dynasty (618 - 907),

　
英 美
  • 隋唐時(shí)王琚用輕質(zhì)木料制作的"水獺，不僅能夠在水中捕魚(yú)，捕到魚(yú)后還會(huì )自動(dòng)浮出水面;
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