dust
Dust refers to fine powder made of tiny pieces of earth, skin cells, or waste that collects on surfaces. It is usually found on furniture or floors when a room has not been cleaned for a while.
例句
3 / 5There is a lot of dust on the top of the bookshelf.
There is a lot of dust on the top of the bookshelf.
The museum maintains strict controls to prevent the accumulation of dust on ancient artifacts.
The museum maintains strict controls to prevent the accumulation of dust on ancient artifacts.
Ugh, look at all this dust under the bed!
Ugh, look at all this dust under the bed!
词族
记忆技巧
Think of the 'D' in dust as 'Dry'—it is dry dirt that floats in the air.
快速测验
The old piano was covered in a thick layer of ____ because no one had played it in years.
正确!
正确答案是: dust
例句
There is a lot of dust on the top of the bookshelf.
everydayThere is a lot of dust on the top of the bookshelf.
The museum maintains strict controls to prevent the accumulation of dust on ancient artifacts.
formalThe museum maintains strict controls to prevent the accumulation of dust on ancient artifacts.
Ugh, look at all this dust under the bed!
informalUgh, look at all this dust under the bed!
The chemical analysis of domestic dust reveals various environmental pollutants.
academicThe chemical analysis of domestic dust reveals various environmental pollutants.
Our server room must remain free of dust to ensure the hardware operates correctly.
businessOur server room must remain free of dust to ensure the hardware operates correctly.
词族
常见搭配
常用短语
bite the dust
to fail or to die
leave someone in the dust
to be much better or faster than someone else
gather dust
to stay in the same place and not be used
容易混淆的词
Dirt is general filth or soil, while dust is specifically fine, dry powder.
Ash is the powder left after a fire, whereas dust is common household particles.
使用说明
As a noun, 'dust' is uncountable, so we say 'some dust' or 'much dust' rather than 'a dust'. Interestingly, the verb 'to dust' can mean either to remove dust or to sprinkle a fine powder (like sugar) onto something.
常见错误
Learners often try to use 'dust' as a countable noun (e.g., 'two dusts'). Always treat it as a mass noun.
记忆技巧
Think of the 'D' in dust as 'Dry'—it is dry dirt that floats in the air.
词源
From Old English 'dūst', originating from a Germanic root meaning vapor or smoke.
语法模式
文化背景
In English-speaking cultures, the phrase 'dust to dust' is often associated with funerals and the cycle of life.
快速测验
The old piano was covered in a thick layer of ____ because no one had played it in years.
正确!
正确答案是: dust
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