Word · Frequency #16116
emulsion
乳状液；乳浊液
a colloid in which both phases are liquids
- 1.
(chemistry) a colloid in which both phases are liquids
(化学)两相均为液体的胶体
- 2.
a light-sensitive coating on paper or film; consists of fine grains of silver bromide suspended in a gelatin
涂于纸张或胶片上的感光层,由悬浮在明胶中的细微溴化银颗粒组成
感光乳剂；感光涂层；(化学)两相均为液体的胶体；涂于纸张或胶片上的感光层,由悬浮在明胶中的细微溴化银颗粒组成；乳状液；乳剂；[化] 乳化作用; 乳剂; 乳液; 乳状液; 乳浊液
In use
Mayonnaise is an emulsion of oil, egg yolk, and vinegar.
In chemistry class, we made an emulsion by shaking oil and water together.
The film's emulsion must be handled carefully in the darkroom.
an oil-in-water emulsion
emulsion of [sth] and [sth]
常用于描述两种不相溶液体的混合。
An emulsion of oil and water is unstable.
油和水的乳液是不稳定的。
form/create an emulsion
The chemist formed an emulsion by shaking the mixture.
化学家通过摇动混合物形成了乳液。
apply an emulsion (to [sth])
Connections
Collocations
- oil-in-water emulsion
- 水包油乳浊液
- The dressing is an oil-in-water emulsion.这种调料是一种水包油乳浊液。
- photographic emulsion
- 感光乳剂
- The photographic emulsion is applied to the film.感光乳剂被涂在胶片上。
- emulsion paint
- 乳胶漆
- They used white emulsion paint for the walls.他们用白色乳胶漆刷墙。
- stabilize an emulsion
- 使乳浊液稳定
- An emulsifier helps stabilize the emulsion.乳化剂有助于使乳浊液稳定。
- break an emulsion
- 使乳浊液破乳
- Centrifugation can break the emulsion.离心可以使乳浊液破乳。
- emulsion stability
Learner notes
Memory Tip
想象油和水搅拌成乳白色液体，像牛奶(milk)一样——emulsion 就是“乳状液/乳剂”。
Context & Register
语域：formal 常见场景：chemistry laboratory、photographic film production emulsion 是专业术语，通常出现在化学和摄影语境中；在化学中指乳状液，在摄影中指感光乳剂。日常口语较少使用，具体含义需结合上下文判断。
Grammar Note
作为可数名词时表示一种乳剂，不可数时表示乳剂这一物质。
Pronunciation & Spelling
与 /ˈʌlʃən/ 押韵的词有 convulsion、repulsion、expulsion。注意拼写相似的 emulsify (/ɪˈmʌlsɪfaɪ/) 和 emission (/ɪˈmɪʃən/) 读音不同。
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from AI_FALLBACK, ECDICT, WORDNET.