event horizon

/əˈvɛnt həˈɹaɪ.zən/· 名词短语

科学/科研/医疗B2

event horizon
Flashcard · tap to flip ↻

Chinese meaning

事shì件jiàn视shì界jiè

黑hēi洞dòng的de不bù可kě逃táo逸yì边biān界jiè

In this story →

光guāng都dōu无wú法fǎ逃táo脱tuō黑hēi洞dòng引yǐn力lì的de边biān界jiè点diǎn

Example

This boundary of no return is known as the event horizon – the point at which escaping would require something to travel faster than the speed of light.

这zhè条tiáo不bù可kě返fǎn回huí的de边biān界jiè被bèi称chēng为wéi「事shì件jiàn视shì界jiè」——超chāo过guò这zhè个ge点diǎn,想xiǎng要yào逃táo脱tuō就jiù需xū要yào以yǐ超chāo过guò光guāng速sù的de速sù度dù运yùn动dòng。

Source: The Guardian · 17 Sep 2026

Background ✎

科kē学xué家jiā们men已yǐ经jīng解jiě开kāi了le黑hēi洞dòng「打dǎ嗝gé」之zhī谜mí——黑hēi洞dòng在zài吞tūn噬shì恒héng星xīng后hòu会huì分fēn阶jiē段duàn喷pēn出chū高gāo速sù喷pēn流liú,将jiāng物wù质zhì抛pāo向xiàng遥yáo远yuǎn的de太tài空kōng。黑hēi洞dòng的de引yǐn力lì强qiáng大dà到dào连lián光guāng都dōu无wú法fǎ逃táo脱tuō,这zhè个ge不bù可kě逃táo逸yì的de边biān界jiè就jiù叫jiào做zuò「事shì件jiàn视shì界jiè」。

Roots · etymology

源自希腊语 horizein,意为划定界限

  • event(事件)+ horizon(地平线/视野边界)

Collocations

  • cross the event horizon / beyond the event horizon / black hole's event horizon

Episodes featuring this word

Sentence patterns

  • are living

    are living:现在进行时,此时此刻

News stories featuring this word