That means that altruistic genes would be more prevalent than selfish genes.(這意味著利他主義基因的存在會比自私基因更普遍。)

Researchers have seen evidence of altruistic-type behavior in several species, including marmosets, rats, and even ants.(研究人員在數(shù)類動物中發(fā)現(xiàn)了利他類型的特征，其中有狨、老鼠和螞蟻。)

An individual performing altruistic ACTS gain nothing for himself.(行使忘我主義行為的個體沒有為自身贏得什么。)

Organisms may be altruistic; genes are selfish.(有機體可能是利他主義的；基因則是自私的。)

Renegade: But isn't that in some ways altruistic?(Renegade：但是這在某些方面并不是利他的?。?

The promises are in any case less altruistic and generous than they might look.(無論如何，這些承諾應(yīng)該更無私和慷慨，而不像現(xiàn)在這樣斤斤計較。)

Couch surfers tend to see themselves as part of a tribe; unlike two people hooking up at a bar, they meet under an altruistic premise.(沙發(fā)沖浪者視自己為一個部落的成員；不像在酒吧里面邂逅的兩個人，他們是在利他主義的前提下相遇。)

Cats, unlike dogs or even elephants, aren't associated with altruistic, empathic behavior.(貓兒不像狗或是大象那樣具有利他的，移情的行為。)

One of the big unsolved mysteries in evolutionary theory is why creatures are altruistic.(進化論中有一個尚待解決的神秘現(xiàn)象，就是為什么生物是利他主義的。)

Happy people are more generous and altruistic.(快樂的人會更無私，更為別人著想。)