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https://hkccea.org/2014/12/28/%e5%85%a5%e9%96%80%e6%89%8b%e6%b2%96%e5%92%96%e5%95%a1%e7%8f%ad-handdrip-brewing-workshop/
入門手沖咖啡班 (Handdrip Brewing Workshop)