valeric

例句：

1. 1. The chef used aspecial type of vinegar to make the sauce.
   厨师使用一种特殊的醋来制作酱汁。
2. 2.Vinegar is often used as apreservative in food storage.
   醋常被用作食品储存的防腐剂。
3. 3. The vinegartasted very sharp and slightly bitter.
   这种醋尝起来非常酸，略带苦味。