0 a reason for doing something -- 動機；（行動的）緣由；目的
Why would she have killed him? She has no motive. 為甚麼她會殺害他？她沒有動機。
Does he have a motive for lying about where he was? 他有必要隱瞞自己去過哪裡嗎？
What is the motive behind (= the reason for) the bombing? 轟炸的動機是甚麼？
I think you should examine/question their motives in offering to lend you the money. 我認為你該仔細考慮一下／質疑他們主動借錢給你的意圖。
She denies that she has an ulterior (= secret) motive for making the donation. 她否認這次捐款是別有用心。
1 (of power or force) causing movement or action -- （引起）運動的；發動的；原動的
He gives a lot of money to charity, but self-aggrandizement is his motive.
The motive for this shocking attack seems to be racial hatred.
Detectives have been unable to assign a motive for the murder.
He claims he just wants to help Lisa but I suspect he has an ulterior motive.
Although desire does not imply love, it does provide a motive for love.
I also wish to voice a more positive motive for this book.
Their ostensible practical purport provides the pamphleteer with both a motive and an expository framework.
Furthermore, in almost all cases such purchases were prompted not by a speculative motive but by the desire to transmit a patrimony.
