Fig wasps (Insecta: Hymenoptera: Chalcidoidea) and their host figs (Moraceae: Ficus) is an excellent model for the study of such evolutionary topics as adaptation, male polymorphism, etc.
榕树（桑科：榕属）和榕小蜂（昆虫纲：膜翅目：小蜂总科）是研究适应、雄性多型等进化问题的理想材料。
Loneliness, sense of interiority and bewilderment on the part of freshmen in their adaptation period on campus have immediate impact on their life, study and daily interpersonal communication.
新生在适应期产生的孤独感、自卑感、茫然感等心理矛盾直接影响新生的学习、生活和正常的人际交往。
The classic example of such "hedonic adaptation" comes from a 1970s study of lottery winners, who a year after their windfall ended up no happier than nonwinners.
关于“幸福感的适应性现象”，70年代曾经有一次经典的研究，研究对象是乐透彩中奖者。结果表明，这些突发横财的中奖者一年之后的幸福感觉和那些没中过奖的人已经没有什么差别。
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