紅酒放耐左會變ma?

有沉積物唔等於變壞, 原因有兩個. 1:過濾唔夠 2:存放期間可能再次發考, 因溫度過高.
紅酒應存放在13C左右. 不可受陽光照射

It's normal to have some 沅積物. However, if the wine is kept improperly for a long period of time (e.g. high temperature, direct sunlight etc), it may become vinegar or something like that.