stock emulsion

例句：

1. 1. The oil and waterare mixed to form a stock emulsion.
   油和水混合形成乳状液。
2. 2. The food industry uses various stock emulsions for flavoring.
   食品工业使用各种乳状液来调味。
3. 3. Theemulsion was so thick that itcould not be poured easily.
   乳状液太浓了，无法轻易倾倒。