安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- Human Benchmark
Human Benchmark Measure your abilities with brain games and cognitive tests Get Started Reaction Time Test your visual reflexes New Sequence Memory Remember an increasingly long pattern of button presses New Aim Trainer How quickly can you hit all the targets? Number Memory Remember the longest number you can
- Human evolution | History, Stages, Timeline, Tree, Chart, Facts . . .
human evolution, the process by which human beings developed on Earth from now-extinct primates Viewed zoologically, we humans are Homo sapiens, a culture-bearing upright-walking species that lives on the ground and very likely first evolved in Africa about 315,000 years ago We are now the only living members of what many zoologists refer to as the human tribe, Hominini, but there is abundant
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