The Sung Dynasty contributed three great inventions to world civilization.

宋朝为世界文明做出了三大发明的贡献。

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But raising of pet fish goes back to the early days of the Sung Dynasty in China, about 900 A.D., when they were raised in small bottles as house pets.

但是，人们饲养观赏鱼可以追溯到中国宋朝早期，大约公元900年左右。当时，观赏鱼作为家庭宠物饲养在小瓶子里。

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Speak of to come indeed is a joke, but this will never be a joke in the Sung Dynasty.

说起来简直就是个笑话，但是这在宋朝绝对不是笑话。

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