Question

altruistic 【altruistic】adj.利他的We wonder if human beings are primarily altruistic or selfish.不知道人类根本上是利他还是利己。

Accepted Answer

[ˌæltru'ɪstɪk] 
altruisticshowing unselfish concern for the welfare of others
Someone who is altruistic always puts others first. An altruistic firefighter risks his life to save another's life, while an altruistic mom gives up the last bite of pie so her kid will be happy.
This word comes from the Old French  altruistic and means "other people" and before that the Latin alter, which means "other." Our current word comes from the nineteenth century and comes from philosophy. It means that it's important for people to be concerned with the good of others and to act unselfishly. When the word refers to the animal world, it means behavior that may actually harm the individual animal but will benefit the species in general. This is a truly selfless act!
All forms of 'altruistic' will appear on average once every 7429 pages.altruismaltruistaltruisticaltruistically

Front	altruistic
Pron	[ˌæltru'ɪstɪk]
Back	【altruistic】 adj.利他的 We wonder if human beings are primarily altruistic or selfish. 不知道人类根本上是利他还是利己。
Vocab	altruisticshowing unselfish concern for the welfare of others Someone who is altruistic always puts others first. An altruistic firefighter risks his life to save another's life, while an altruistic mom gives up the last bite of pie so her kid will be happy. This word comes from the Old French altruistic and means "other people" and before that the Latin alter, which means "other." Our current word comes from the nineteenth century and comes from philosophy. It means that it's important for people to be concerned with the good of others and to act unselfishly. When the word refers to the animal world, it means behavior that may actually harm the individual animal but will benefit the species in general. This is a truly selfless act! All forms of 'altruistic' will appear on average once every 7429 pages. altruism altruist altruistic altruistically

Altruistic Means Word Animal ˌæltru'ɪstɪk Adj.利他的 Human Beings