Japanese scientists believe they have established the identity of a "missing element" within the Earth's core.
日本科学家相信，他们已经确定了地核中的一种“不明元素”的身份
🍒 establish [ɪ'stæblɪʃ]
If you establish that something is true, you discover facts that show that it is definitely true.
确定，查实，证实 【Formal 正式】
🍒 identity [aɪ'dentəti]
Your identity is who you are.
身份，本体
🎄 🎄 🎄
They have been searching for the element for decades, believing it makes up a significant proportion of our planet's centre, after iron and nickel.
他们寻找这种元素已经几十年了，他们相信它是在我们星球核心中占有重大比例的元素，仅次于铁和镍
🍒 make up
The people or things that make up something are the members or parts that form that thing.
组成，构成
🍒 proportion [prə'pɔrʃ(ə)n]
The proportion of one kind of person or thing in a group is the number of people or things of that kind compared to the total number of people or things in the group.
比例
🌴 🌴 🌴
Now by recreating the high temperatures and pressures found in the deep interior , experiments suggest the most likely candidate is silicon.
现在科学家通过重建地核内部深处的高温和高压环境进行实验，结果表明这种元素最可能是硅
🍒 recreate [.rikri'eɪt]
If you recreate something, you succeed in making it exist or seem to exist in a different time or place to its original time or place.
重现，重建，再创造
🍒 interior [ɪn'tɪriər]
The interior of something is the inside part of it.
内部
🍒 candidate [ˈkændiˌdeɪt]
A candidate is a person or thing that is regarded as being suitable for a particular purpose or as being likely to do or be a particular thing.
适合...的人(或物)，可能有...结局的人(或物)
🍀 🍀 🍀
The discovery could help us to better understand how our world formed.
Lead researcher Eiji Ohtani from the University of Tohoku told BBC News: "We believe that silicon is a major element - about 5% [of the Earth's inner core] by weight could be silicon dissolved into the iron-nickel alloys ."
这一发现可能有助于我们更好地了解世界是怎么形成的。来自东北大学的首席研究学者Eiji Ohtani告诉BBC新闻网：“我们认为，硅是一种主要元素，（地核）大约5%的重量是溶于铁-镍合金中的硅”
🍒 dissovle [dɪ'zɑlv]
If a substance dissovles in liquid or if you dissovle it, it becomes mixed with the liquid and disappears.
(使)溶解
🍒 alloy ['ælɔɪ]
An alloy is a metal that is made by mixing two or more types of metal together.
合金
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