additive

美 { "us": "", "uk": "" }
英 { "us": "", "uk": "" }
数据源: ai_enrichment
形容词:指通过添加或累积方式起作用的;名词:指添加到某物中以改变其性质或效果的额外物质。

用法要点

形容词用法

作为形容词时,通常用于描述通过逐步添加或累积而产生效果的过程或特性,常见于科学、数学或工业语境。

• additive process
• additive manufacturing
• additive effect

名词用法

作为名词时,通常指食品、燃料或其他产品中添加的化学物质,用于改善性能、外观或保存期限,常与具体类型搭配。

• food additive
• fuel additive
• additive in paint

介词搭配

常与介词'to'连用,表示添加到某物中;在学术语境中也可用'in'表示在某个领域或过程中的添加性。

• additive to the mixture
• additive in the process
• additive for enhancement

基础例句

This bread is labeled as additive-free, so it's healthier.

这个面包标注为无添加物,所以更健康。

I added a fuel additive to my car to clean the engine.

我给车加了燃油添加剂来清洁发动机。

Some food additives can cause allergies in sensitive people.

某些食品添加剂可能导致敏感人群过敏。

高级例句

The additive manufacturing process allows for complex geometries that traditional methods cannot achieve.

增材制造工艺能够实现传统方法无法完成的复杂几何形状。

In the chemical industry, additives are used to enhance the stability and performance of polymers.

在化学工业中,添加剂被用来提高聚合物的稳定性和性能。

The study examined the additive effects of multiple stressors on marine ecosystems.

这项研究探讨了多重压力源对海洋生态系统的累积效应。

高频搭配

adjective

chemical additivesynthetic additivenatural additiveharmful additiveoptional additive

verb

use additiveadd additivecontain additiveremove additivetest additive

noun

food additivefuel additiveadditive effectadditive processadditive manufacturing

phrase

additive-freewithout additiveas an additiveadditive in foodadditive to improve

常见错误

❌ 错误:This product has no additive.
✓ 正确:This product has no additives.

错误:'additive'作为名词时通常以复数形式'additives'出现,尤其是在泛指多种添加物时。正确用法应使用复数形式。

❌ 错误:The color is additive by the dye.
✓ 正确:The color is added by the dye.

错误:混淆了形容词'additive'和动词'add'。'additive'描述特性,不表示动作。正确用法应使用动词'add'或其被动形式。

近义词辨析

supplement

'supplement'通常指为了补充不足而添加的东西,强调额外性,常用于营养或学习领域;而'additive'更侧重于工业或化学过程中的添加物质,可能改变原有性质。

She takes vitamin supplements daily. (补充剂) vs. This paint contains a drying additive. (添加剂)

ingredient

'ingredient'指混合物中的组成部分,可以是天然或人工的,常用于烹饪或配方;'additive'特指为特定目的(如防腐、着色)额外加入的物质,常带有人工或化学含义。

Flour is a key ingredient in bread. (成分) vs. Preservatives are common food additives. (添加剂)