Revonsuo suggested that dreams might mimic threatening situations from real life, except in the safe environment of dream world.
Revonsuo认为梦很可能模仿来自真实生活的威胁，在安全梦环境里却并不如此。
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In other words, Revonsuo and other evolutionary theorists argue that in dreams, we are actually rehearsing fight-and-flight responses, even though the legs and arms are not actually moving.