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 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。 - 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。 - As sensitive organisms die off, resistant strains may come to dominate, and over time an antimalarial drug can lose its ability to cure infection.
随着敏感生物体相继死亡，耐药株开始占首要地位，并且抗疟药可在一段时间内丧失其治愈感染的能力。 - 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。 - Perhaps it would be better to allow them to die off and fertilize the garden naturally.
但留下它们是为你菜园施肥的最好方式。 - 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。 - 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。 - Thos who can't adapt die off, while those who survive are of the best stock.
不能适应的都死掉了，能够活过来的，就是优良的品种。 - 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。 - 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。