你應該有聽過品酒師, 但是你有聽過品水師嗎? 不知道的人可能在想 “我可以理解酒有不同口感應該要有品酒師, 但是水不是喝起來都一樣嗎?” You probably hear about Wine Sommelier. But, have you heard of Aqua Sommelier? You are thinking - “Wine has different taste. But, d...