单词	altruist
释义	altruismal‧tru‧is‧m /ˈæltru-ɪzəm/ noun [uncountable] Word Origin WORD ORIGINaltruism Origin: 1800-1900 French altruisme, from autrui ‘other people’ Examples EXAMPLES FROM THE CORPUS But pervasive as this behavior may be, we do have moments of generosity and altruism. But there is another way to ensure that altruism pays: reciprocity. It requires an altruism not commonly associated with the nature of big time politics. Love, altruism - just pretty words. Some have therefore concluded that behaviour in this category can not be termed altruism at all. While charity and altruism are great, they do not show up often enough to sustain a society. Collocations COLLOCATIONS FROM THE CORPUSADJECTIVE► reciprocal · For reciprocal altruism in mobile animals, as demonstrated by packer in baboons, more is needed.· The criteria for reciprocal altruism seem fulfilled as the interactions seem based upon expectations of reciprocation.· In reciprocal altruism individuals are not required to have any particular genetic relatedness with one another.· So, it looks like a promising case for a bit of reciprocal altruism. when you care about or help other people, even though this brings no advantage to yourself:  Many choose to work in developing countries out of altruism.—altruist noun [countable]
随便看	off-road off-screen off-season offset offset mortgage offshoot offshore offshoring offside off-site offspring offstage off-street off-the-cuff off-the-peg off-the-record off the record off-the-shelf off-the-wall offtrack off-white off-year Ofgem Of Mice and Men Ofsted

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