the psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior
the condition of being motivated
the act of motivating; providing incentive
motivations的用法和样例:
例句
Needs and interests are the motivations that induce society to develop. 需要和利益是社会发展的动因。
The motivations for grammaticalization are studied and an interpretation for its cognitive and pragmatic motivations is given. 从隐喻等认知因素和经济原则等语用因素入手,对语法化的动因进行阐释。