N-COUNT

(行動的)動機(jī)，緣由

例句

n.

動機(jī), 目的

Noun

1. 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;

2. a theme that is elaborated on in a piece of music

Adjective

1. causing or able to cause motion;

2. impelling to action;