| 释义 |
extinction美 [ɪk'stɪŋkʃ(ə)n] 英 [ɪk'stɪŋkʃ(ə)n] n. death,extermination,destruction,loss,annihilation 1. | （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。 | | 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。 |
n. | 1. (权利等的)消灭,(生物等的)灭绝;(火等的)熄灭;(法律等的)废除 1. (权利等的)消灭,(生物等的)灭绝;(火等的)熄灭;(法律等的)废除 |
n. | 1. the gradual process by which a group of related organisms dies out 2. the process or fact of disappearing completely from use 3. the permanent ceasing of eruptions in a volcano 4. the state of no longer being valid or practised, or the process of ceasing to be valid or practised 5. the destruction or killing off of somebody or something 6. the reduction of radiation intensity because of absorption or scattering as it passes through matter. 7. the decreasing or dying out of a behavioural response created by conditioning because of a lack of reinforcement 8. the situation when an animal, plant, or language no longer exists 1. the gradual process by which a group of related organisms dies out 2. the process or fact of disappearing completely from use 3. the permanent ceasing of eruptions in a volcano 4. the state of no longer being valid or practised, or the process of ceasing to be valid or practised 5. the destruction or killing off of somebody or something 6. the reduction of radiation intensity because of absorption or scattering as it passes through matter. 7. the decreasing or dying out of a behavioural response created by conditioning because of a lack of reinforcement 8. the situation when an animal, plant, or language no longer exists |
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