extinction
英 [ɪkˈstɪŋkʃn]
美 [ɪkˈstɪŋkʃn]
n. (植物、动物、生活方式等的)灭绝,绝种,消亡
复数:extinctions
BNC.7889 / COCA.6977
牛津词典
noun
- (植物、动物、生活方式等的)灭绝,绝种,消亡
a situation in which a plant, an animal, a way of life, etc. stops existing- 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。
- a tribe threatened with extinction/in danger of extinction
柯林斯词典
- N-UNCOUNT (物种的)灭绝
Theextinctionof 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。
- An operation is beginning to try to save a species of crocodile from extinction...
- N-UNCOUNT 消亡;消灭;不复存在
If someone refers to theextinctionof 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。
- The loggers say their jobs are faced with extinction because of declining timber sales.
英英释义
noun
- the act of extinguishing
- the extinction of the lights
- a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
- complete annihilation
- they think a meteor cause the extinction of the dinosaurs
- the reduction of the intensity of radiation as a consequence of absorption and radiation
- no longer in existence
- the extinction of a species
- no longer active
- the extinction of the volcano
双语例句
- They have driven the rhino to the edge of extinction
他们已经令犀牛濒临灭绝。 - Many species are in peril of extinction because of our destruction of their natural habitat.
许多物种由于我们破坏了它们的自然环境,现在正面临灭绝的危险。 - This marks precisely to within a few thousand years the point of mass extinction on the land.
这明确标志着正是在这几千年中,发生了陆地上的大规模灭绝。 - 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。 - The mass extinction is the greatest environmental threat that human is facing.
物种大灭绝和不可恢复性是人类面临的最大环境威胁。 - The extinction ratio changes with the operation current and temperature.
消光比随注入电流和温度的升高而变化。 - Current extinction rate projections may be overestimating the role of habitat loss on species, a study suggest.
一项研究显示,现有物种灭绝速率预测可能高估了栖息地缺失对物种的影响。 - Polar bears, desert gazelles and sharks were all added to the list of species facing extinction.
北极熊、漠瞪羚和鲨鱼都已经被列入濒临灭绝的物种。 - His movie of the extinction of dinosaurs was a great success.
他的关于恐龙灭绝的电影取得了巨大的成功。 - The change in climate might be one of the causes for the extinction of dinosaurs.
气候的变化也许是恐龙灭绝的一个原因。