这种香料是菜肴风味的天然增强剂。

This spice serves as a natural ___enhancer for the flavor of dishes.

这款相机的图像增强功能让照片看起来更清晰。

The image ___enhancer in this camera makes photos look sharper.

这种香料是这道菜的美味增强剂。

This spice acts as a flavor ___enhancer for the dish.