additive

• 表示通过添加而形成或具有添加性质的；也指为改善性能或保存而少量加入某物中的物质。

Describes something that is characterized by addition, or a substance added to something in small quantities to improve or preserve it.

1. Added to enhanceB2formalscientific

   Relating to a substance added to something, such as food, fuel, paint, or medicine, to improve or alter its properties.

   添加的

   • The additive properties of this chemical improve the fuel's efficiency.
   • Many processed foods contain additive ingredients to extend shelf life.
   • The paint's additive formula gives it a glossy finish.

   同义词additionalextrasupplementalsupplementary

2. Mathematical propertyC1formalscientific

   Designating or involving an equation or process where terms are of the first degree, relating to addition.

   可加的

   • The additive identity in mathematics is zero.
   • This function has an additive property, meaning f(x+y) = f(x) + f(y).
   • The equation is additive because it involves only linear terms.

   同义词cumulativeincrementallinearsummative

3. Produced by additionB2formal

   Characterized by or resulting from the process of adding something.

   添加的

   • The additive effect of the two drugs was stronger than either alone.
   • The company uses an additive manufacturing process to create parts.
   • The additive nature of the costs led to a higher total expense.

   同义词accumulativeadditionalcumulativeincrementalsupplementary

   反义词subtractive

• 添加到某物（如食品、燃料或涂料）中以改善或改变其性质的物质。

A noun referring to a substance added to something, such as food, fuel, or paint, to improve or modify its properties.

1. Food additiveB1formalculinary

   A substance added to food to improve its flavor, appearance, texture, or preservation.

   食品添加剂

   • Many processed foods contain artificial additives.
   • The label lists all the additives used in the product.
   • Some people are allergic to certain food additives.

2. Chemical additiveB2formalscientific

   A substance added to gasoline, paint, medicine, or other products to enhance their properties or performance.

   化学添加剂

   • The gasoline contains an additive to reduce engine knocking.
   • Paint manufacturers often include additives to improve durability.
   • This medicine has an additive that helps with absorption.

   同义词adjuvantadmixtureenhancersupplement

3. Mathematical additiveC1formal

   Relating to or involving addition, where the total is the sum of its parts.

   加性的

   • The equation is additive, meaning each term is of the first degree.
   • In an additive process, the final result is the sum of all inputs.
   • The model uses an additive approach to calculate the total cost.

   反义词subtractive