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单词 black hole
释义
black hole
noun[C]
uk
/ˌblæk ˈhəʊl/us
/ˌblæk ˈhoʊl/
physicsspecialized
aregioninspacewheregravityis sostrongthat nothing, notevenlight, canescape
黑洞（宇宙中包括光线在内的任何东西都无法逃逸的强引力区域）
animaginaryplacein which things arelost
（想象中事物消失的）黑洞
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You can also find related words, phrases, and synonyms in the topics:

Losing and loss
(Definition ofblack holefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

black hole| American Dictionary

black hole
noun[C]
us
/ˈblæk ˈhoʊl/
physics
aregioninspacewhere theforceofgravityis sostrongthat nothing, notevenlight, canescapefrom it
(Definition ofblack holefrom theCambridge Academic Content Dictionary© Cambridge University Press)

black hole| Business English

black hole
noun[C]
uk
us
COMMERCE
anactivityororganizationon which verylargeamountsofmoneyarespentbut which does notproduceanyprofitorusefulresult:
Fears that theoperationwould be ablackholeprovedwell-founded.
FINANCE,ACCOUNTING
alargeamountofmoneythat isowedby acompanyorgovernment:
black hole in sthTaxes will have torisetofillablackholein thepublicfinances.
(Definition ofblack holefrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofblack hole

black hole
Here's the situation: we have some quantum system undergoing unitary evolution in a space-time with ablackhole.
From theCambridge English Corpus
Very roughly this is the mechanism of a dark body, almost that of ablackhole.
From theCambridge English Corpus
Unfortunately, a bug has crept into the adapted code, leading to ablackhole.
From theCambridge English Corpus
This consonant is not directly visible, but, like a collapsed star (' ablackhole'), it manifests itself through its effect on its neighbours.
From theCambridge English Corpus
But circularity makes the sieve definition more delicate, and in several places we must tread carefully to avoid ablackhole.
From theCambridge English Corpus
The time of ablackholesearch scheme should be distinguished from the time complexity of the algorithm producing such a scheme.
From theCambridge English Corpus
The early universe is not the time reverse ofblackholeformation.
From theCambridge English Corpus
Now it is possible to use the time-out mechanism to locate theblackholein any graph, with only two agents, as follows.
From theCambridge English Corpus
The minimum number of agents capable of identifying ablackholeis two.
From theCambridge English Corpus
We assume that there is at most oneblackholein the network.
From theCambridge English Corpus
What if the universe is not slated to contract into ablackholeor expand into nothing?
From theCambridge English Corpus
So we must suppose that the information that falls into theblackholeis lost to us and only available within theblackholeitself.
From theCambridge English Corpus
Then one of the particles is inside theblackholeand one outside.
From theCambridge English Corpus
The effect is often described as resulting from virtual pair production on the horizon of ablackhole.
From theCambridge English Corpus
Now, imagine one of the particles were to cross the event horizon of theblackhole.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/black-hole##
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更新时间：2025/2/13 10:37:13