You make wine by leaving grape juice to ferment until all the sugar has turned to alcohol.酿葡萄酒是让葡萄汁发酵，直到所有的糖分都转化为酒精。The dried grapes are allowed to ferment until there is no sugar left and the wine is dry.让干葡萄发酵，直到糖分全部脱出，酒无甜味。The wine is beginning to ferment.葡萄酒开始发酵了。