... (漂动) float; drift; ripple; {机} swim: (不稳定) be unsteady; be unstable; fluctuate: {经} float: ...
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Mathematical models have also revealed that food webs may be unstable, where small changes of top predators can lead to big effects throughout entire ecosystems.
数学模型也揭示了食物网可能是不稳定的,顶级肉食性动物的微小改变会对整个生态系统产生巨大影响。
They could be said to be unstable.
他们可说是不稳定的。
Even in fair weather, however, supplies can be unstable.
即使天气好的时候,食盐供应也不稳定。
The group says unstable countries damaged by war and ongoing conflict continue to be those most affected by corruption.
VOA: special.2009.11.28
These are elements that have yet to be isolated These are elements that are unstable.
这些元素还没有被提取出来,这些元素很不稳定。
"In areas where the sleeping sickness is still very prevalent, such as remote areas of some central African countries -- which are by the way very unstable areas -- it will be also crucial to have simpler treatment and obviously oral treatment would be the best."
VOA: special.2010.04.07
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