各个现实的个人；他们的活动以及他们得以生存的物质条件，包括他们在现存世界中发现的和由他们自己的活动生产出来的那些物质条件。
They are the real individuals, their activity and the material conditions under which they live, but those which they find existing and those produced by their activity.
但是，这仅仅是一种轻微的倾向，以至于在现实世界难以观测到物质和反物质的不平衡现象。
But it's just a slight preference, and the effect is far too small to account for the observed imbalance between matter and antimatter.
由于头脑愚笨并遭现实物质世界打击，孤独症患儿的头脑常常更乐于接受数学、符号和代码等虚拟领域。
Clumsy and overwhelmed by the physical world, autistic minds are often far more comfortable with the virtual realms of maths, symbols and code.
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