Nonself
n. (有機體的)異物
??? 情景例句
That's what I thought.
我就是這么想的。
Nerd.
書呆子。
It is not a simple competition for a fixed amount of food determined by the physical environment,
它已不是為了爭得物質環境所決定的有限食物而進行的簡單競爭了，