同義詞是ingredient，表示原料、食材，例如：

1.What is the active ingredient in aspirin?什麼是阿司匹林中的有效成分？

2.The active ingredient in some of the mouthwashes was simply detergent.某些漱口劑中的有效成分只不過是洗滌劑而已。

3.Trust is the magic ingredient in our relationship.信任是維繫我們相互關系的神奇力量。

同義詞：diet

例句

We are running out of cat food.

我們的貓糧快沒了。

The government provided a lot of food to the refugees.

政府向難民們提供了許多食物。

I added a lot of plant food to this flower.

我給這株花加了很多植物養料。

I'm hungry and I need some food.

我太餓了 我需要一些食物

Would you like to cook food at home or eat out?

你是想在家做飯還是出去吃？