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
- Researchers isolated two proteins, known as CCSA-3 and CCSA-4, that appear to be released into the bloodstream when some of the cancer cells in a tumor die off.
研究人员分离出两种蛋白命名为CCSA-3和CCSA-4，这两种蛋白似乎在肿瘤一些癌细胞死亡后被释放入血流。 - Initial findings indicate poultry die off in the vicinity of the case's home in the week prior to the onset of illness.
初步结论表明在该病例发病前一周内，其住所附近有禽类死亡。 - And what are they going to do when all the old ladies die off?
也许你要问了，那这些老太太都驾鹤西归了怎么办呢？ - 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。 - There have been reports of poultry die off in her village.
有报道称，病人所在的村庄有家禽死亡情况。 - 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。 - When insects can't get the right plants to eat and they die off, then the birds don't have enough bugs for their meals.
当昆虫无法得到适合的可食植物时便会死去，这样一来鸟类便没有足够的食物。 - • 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？ - 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。 - For some reason, people occasionally predict the same outcome from giving away software: Everyone will use the free software, but no one will contribute, and it'll die off from bitrot.
出于某些原因，人们有时会预测出关于白送软件的一个共同结果：所有人都使用自由软件，但是没有人会贡献，而最终它将消失。