extinction

柯林斯詞典

1. N-UNCOUNT The extinction of a species of animal or plant is the death of all its remaining living members. (物種的) 滅絕
An operation is beginning to try to save a species of crocodile from extinction. 一項(xiàng)行動(dòng)正在展開(kāi)來(lái)拯救一個(gè)鱷魚(yú)種類(lèi)使其免遭滅絕。
2. N-UNCOUNT 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. (生活方式、活動(dòng)的) 消亡
The loggers say their jobs are faced with extinction because of declining timber sales. 樵夫們說(shuō)他們的工作因不斷下降的木材銷(xiāo)售而麪臨消亡。