葡萄渣

例句：

1. 1. We used the grape skins to make wine.
   我们用葡萄皮来酿酒。
2. 2. The grape juice is sweet and refreshing.
   葡萄汁又甜又解渴。
3. 3. The grape seeds are rich in antioxidants.
   葡萄籽富含抗氧化剂。