Word · CEFR C2 · Frequency #11806
inert
惰性的；化学性质不活泼的
having only a limited ability to react chemically; chemically inactive
常用于化学，如惰性气体
- 1.
Unable to move or act; inanimate.
无法移动或行动；无生命的
- 2.
Sluggish or lethargic.
迟钝或懒散的
- 3.
Not readily reacting with other elements or compounds.
不易与其他元素或化合物反应
- 4.
Having no therapeutic action.
无治疗作用
迟钝的；呆滞的；无活力的；不能移动的；无活动能力的；无法移动或行动；无生命的；迟钝或懒散的；不易与其他元素或化合物反应
In use
Helium is an inert gas, so it will not burn or react with other materials.
The powder stays inert at room temperature, but it becomes reactive when heated.
Gold is chemically inert, which is why it does not tarnish in the air.
inert + noun
多用于化学或物理语境。
Helium is an inert gas.
氦是一种惰性气体。
be + inert
描述无活动或反应的状态。
The patient's leg was inert after the stroke.
中风后病人的腿变得毫无知觉。
remain + inert
强调维持惰性状态。
Connections
Collocations
- inert gas
- 惰性气体
- Argon is an inert gas used in welding.氩气是一种用于焊接的惰性气体。
- inert atmosphere
- 惰性气氛
- The sample was stored under an inert atmosphere of nitrogen.样品在氮气惰性气氛下储存。
- inert ingredient
- 无药理活性的成分
- The tablet contains an inert ingredient that helps bind the powder.药片中含有一种帮助粉末成型的无药理活性的成分。
- inert material
- 惰性材料
- The container is made of an inert material that will not react with the acid.该容器由惰性材料制成，不会与酸发生反应。
Synonyms
- inactive
- 不活跃的；不活动的 · 侧重暂时或长期处于不活动状态，未必是真的“不能动”；inert 更强调缺乏活动能力或内在活力。
Learner notes
Memory Tip
谐音联想：“因饿而瘫”——饿得没力气，所以不动、迟钝；化学里的惰性气体也像“懒得动”，不反应，就是 inert。
Context & Register
语域：formal 常见场景：医疗/临床描述、文学叙事、新闻报道 inert 表示“无法移动或无生命”时，多用于正式或书面的语境，比如医疗描述、新闻报道或文学叙事。若需在口语中表达类似意思，也可用 motionless 或 unconscious。
Pronunciation & Spelling
All the listed words rhyme with inert: their stressed vowel and following sounds are /ɜːrt/. Beware lookalikes such as inner /ˈɪnər/ and infer /ɪnˈfɜːr/, which do not rhyme with inert.
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 ECDICT, OCTANOVE, WIKTIONARY.