這裡有小介紹
https://houfunse.com/p/511/%e3%80%90%e8%b3%9e%e5%b1%8b%e5%88%86%e4%ba%ab%e3%80%91%e9%81%94%e9%ba%97%e6%9c%aa%e4%be%86%e5%b8%82-%e6%a9%8b%e9%a0%ad%e9%a0%90%e5%94%ae%e5%b1%8b-%e4%b8%89%e9%90%b5%e5%85%b1%e6%a7%8b-%e6%88%b6

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