die off
英 [daɪ ɒf]
美 [daɪ ɔːf]
（一组生命体）一个接一个地死去直到死光
英英释义
verb
- become extinct
- Dinosaurs died out
双语例句
- When birds began to die off, People began to criticize the use of chemical pesticides.
当鸟类开始相继死去时，人们就开始对使用化学杀虫剂提出批评。 - In like manner, because of factors like acidity of rain, weather shock in insects or even bacteria in the soil, even plants and animals familiar to an area may succumb, and die off.
同样地，即使作物和动物处在与过去相似的环境里，但某些象酸雨、遭受病虫害或土壤里微生物的侵害等因素也会令他们无法招架或死亡。 - • will location-based check-ins, one of the latest tech trends pioneered by services like foursquare, Gowalla, and Loopt, die off this year?
•基于位置的签到是最新技术趋势之一，Foursquare、Gowalla和Loopt等服务是该领域的领跑者，不过，这项技术会在今年消亡吗？ - Natural selection allowed those early tribes to either learn and grow or fail to learn and die off as a culture.
物竞天择迫使那些代表一种文化的早期部落要么学会适应并发展起来，或者学不会适应而堕落灭亡。 - If its stem cells are eradicated, the rest of a tumour may die off.
若肿瘤干细胞被消灭，则其余部分也会相继死亡。 - When in the laboratory bacteria outrun the substances on which they feed, they die off.
无需在远远的实验室里等到细菌生长就可以得到测试结果。 - When we take a species out of its native home and transport it elsewhere, it may face new challenges and die off, or it may find itself virtually unencumbered by constraining forces.
如果我们让一个物种离开原产地，运到别处去，那么在新环境中，这个物种可能会遭遇到新的威胁而相继死亡，也可能发现几乎没有任何一种可以制约自己的力量。 - In doing so, the cancer cells die off naturally, without the need for harmful and expensive chemotherapy.
在这个过程中，癌细胞就会自然死亡，使患者不必经历对身体伤害极大又十分昂贵的化疗过程。 - By then, Japan's population will have shrunk by around 20 million people, an unprecedented die off for a nation neither at war or blighted by famine.
到那时日本人口将缩减至2000万人，对于一个期间既没有经历战争也没有遭遇饥荒的国家来说，这种人口缩减是史无前例的。 - Contraction of front and side parts as cells die off was observed in some subjects in their thirties, but it was still not evident in some sixty and seventy-year-olds.
有的人（大脑）前部和侧部的收缩随着细胞的死亡在三十多岁时就能被观察到了，但是也有些人直到六七岁依然不明显。