这种技术上的转变使非洲社会复杂性发生了深刻的变化。
This technological shift causes profound changes in the complexity of African societies.
从挖掘物中获取的浮选样本让植物学家能够研究植物采集习性的转变,就好像是用望远镜观察不断变化的景致。
The flotation samples from the excavations allowed botanists to study shifts in plant-collecting habits as if they were looking through a telescope at a changing landscape.
能源资源方面的转变速度似乎在加快——也许正好对减缓气候变化产生有意义的影响。
The pace of change in energy sources appears to be speeding up—perhaps just in time to have a meaningful effect in slowing climate change.
Sometimes subtle changes in the structure of a protein can convert it from an active state into an inactive state.
有时蛋白质结构上一些很小的变化,就能将其由激活态转变为非激活态
If so,how many chords are involved in this chord change and are they changing at a regular or irregular rate?
是否有和弦的转变,这次和弦转变一共用了多少和弦,他们的变化率是规则还是不规则的?
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