Ingredients are the things that are used to make something, especially all the different foods you use when you are cooking a particular dish. (尤指烹调用的) 原料
noun [抽象名词](食品的)成分,原料;要素,因素
An ingredient of a situation is one of the essential parts of it. 要素 • The meeting had all the ingredients of high political drama. 这次会议拥有了极富戏剧性的政治紧张场面的全部要素。
adjective [原级]构成组成部分的
What is the active ingredient in aspirin? 什么是阿司匹林中的有效成分?