[N-UNCOUNT 不可数名词]（物种的）灭绝 The extinction of a species of animal or plant is the death of all its remaining living members.
An operation is beginning to try to save a species of crocodile from extinction...
一项努力拯救一个鳄鱼物种、使其免于灭绝的行动已经开始。
Many species have been shot to the verge of extinction.
很多物种已经被猎杀到灭绝的边缘。
2
[N-UNCOUNT 不可数名词]消亡；消灭；不复存在 If someone refers to the extinction of a way of life or type of activity, they mean that the way of life or activity stops existing.
The loggers say their jobs are faced with extinction because of declining timber sales.
伐木工人说由于木材销量下降，他们的工作恐不复存在。
Oxford
ex·tinc·tion/ɪkˈstɪŋkʃn; NAmEɪkˈstɪŋkʃn/noun[uncountable , countable ]a situation in which a plant, an animal, a way of life, etc. stops existing （植物、动物、生活方式等的）灭绝，绝种，消亡◆a tribe threatened with extinction/in danger of extinction面临消亡威胁╱有消亡危险的部落◆The mountain gorilla is on the verge of extinction.居住在山区的大猩猩已濒临灭绝。◆We know of several mass extinctions in the earth's history.我们知道地球历史上出现过几次大规模的灭绝。extinctionextinctionsex·tinc·tion/ɪkˈstɪŋkʃn; NAmEɪkˈstɪŋkʃn/
1when a particular type of animal or plant stops existing: species in danger of extinctionon the verge/edge/brink of extinction (=nearly extinct) The breed was on the verge of extinction. They were hunted almost to extinction. Conservationists are trying to save the whale from extinction.face extinction/be threatened with extinction Many endangered species now face extinction.2when a type of person, custom, skill etc stops existing: Their traditional way of life seems doomed to extinction.COLLOCATIONSverbsface extinction (=be likely to stop existing soon)· The red squirrel faces extinction in England and Wales unless conservation measures are taken.cause/lead to extinction (=make an animal, plant etc stop existing)· Exactly what caused the extinction of the dinosaurs?phrasesbe threatened with extinction (=very likely to stop existing)· Hundreds of species of birds are now threatened with extinction.be in danger of extinction· The species are in danger of extinction in the UK.be on the brink/verge of extinction (=be at the point of almost not existing)· The Siberian crane is on the verge of extinction due to hunting.be saved from extinction· There are hopes that the animals have now been saved from extinction.adjectivestotal/complete extinction· Hippos may face total extinction if their habitat continues to dwindle.near extinction (=being almost becoming extinct)· Wolves have returned to the forest, almost ten years after near extinction.virtual extinction (=being very nearly extinct)· The deer has been hunted to virtual extinction.certain extinction (=extinction which will definitely happen)· The crested ibis faces certain extinction in Japan after attempts to breed from the sole remaining pair have failed.imminent/impending extinction (=likely to happen soon)· The ban on hunting was introduced to stop the imminent extinction of some big game animals.
WDF
extinction
[ɪkˈstɪŋkʃn]
TEM4GRETOEFL
n7083
3079
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232
1073
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1131
NOUN8974
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Spoken:
67612846
消失(79%)，废止(14%)，消减(7%)
n.灭绝；消失；消灭；废止
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