省到水電：Bal b/f TW$5,840+TW$365=TW$6,205 Bal c/f
為了讓血藤爬上樹，刻意為它加了根竹子 它不但順著竹子爬，還自己長出另一條藤條，彼此纏繞，發展出更堅強的攀爬方式 多年後竹子
https://orientaldaily.on.cc/cnt/news/20110701/00176_047.html
https://www.weekendhk.com/%E7%B6%B2%E7%B5%A1%E7%86%B1%E8%A9%B1/%E4%BD%99%E4%BA%8C-%E7%B1%83%E7%90%83%E6%95%99%E7%B7%B4-%E9%8
https://www.hk01.com/%E7%A4%BE%E6%9C%83%E6%96%B0%E8%81%9E/976115/%E5%85%A7%E5%9C%B0%E7%A6%81%E4%B8%80%E5%8D%A1%E5%85%A9%E8%9