Word · Frequency #9327
uranium
铀
a radioactive silvery-grey metallic chemical element with the symbol U and atomic number 92
- 1.
The element with atomic number 92 and symbol U. A radioactive silvery-grey metal in the actinide series.
原子序数为92、符号为U的元素。一种放射性银灰色金属,属于锕系。
原子序数为92、符号为U的元素。一种放射性银灰色金属,属于锕系。；铀；[化] 铀U
In use
Uranium is a heavy metal that can be used to produce energy.
The workers carefully stored the uranium in a special container.
Scientists are studying how to extract uranium from seawater.
Uranium + be used to + infinitive
表示用途。
Uranium is used to generate nuclear power.
铀用于产生核能。
Uranium + be found in + noun phrase
表示存在位置。
Uranium is found in granite rocks.
铀存在于花岗岩中。
Common mistakes
We need a uranium to produce energy.We need uranium to produce energy.
铀是不可数名词，前面不加不定冠词a。正确的表达直接使用uranium即可。
There are different uraniums in the world.There are different types of uranium in the world.
铀作为物质名词，通常不可数，不能直接加-s表示复数。应使用'types of uranium'等表达。
Connections
Collocations
- enriched uranium
- 浓缩铀
- The plant produces enriched uranium for nuclear reactors.该工厂为核反应堆生产浓缩铀。
- uranium ore
- 铀矿石
- Large quantities of uranium ore were found in the mine.在矿中发现了大量铀矿石。
- uranium enrichment
- 铀浓缩
- Uranium enrichment is a sensitive technology.铀浓缩是一种敏感技术。
- uranium mine
- 铀矿
- The country has several active uranium mines.这个国家有几个正在开采的铀矿。
- uranium fuel
- 铀燃料
- Spent uranium fuel must be carefully stored.用过的铀燃料必须小心储存。
Pop culture & quotes
Learner notes
Memory Tip
联想铀的符号U（你），提醒自己远离辐射。
Context & Register
语域：neutral 常见场景：化学、核能、材料科学 铀是科学技术领域常见术语，多用于专业语境，但在新闻报道中也可能出现。
Grammar Note
通常作不可数名词，指铀这种元素。
Pronunciation & Spelling
The words geranium, titanium, and cranium rhyme with uranium (all have the stressed vowel /eɪ/ followed by /niəm/). Barium has a different vowel (/ɛ/) and does not rhyme, despite the similar spelling ending.
Usage priority
Collins 词频等级为 2，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, WIKTIONARY, WORDNET.