动机的英文：
motive
motivation
intention

参考例句：

A subconscious motive
下意识的动机

Squalid motive
卑鄙的动机

impeach sb.'s motives
怀疑某人动机

an impellent power; an impellent cause.
驱动力；推动的动机。

To provide with an incentive;move to action;impel.
提供动机给予(某人做…的)动机;使行动;推动

A powerful motivation or impulse.
冲动一种强烈的动机或冲动

But let's not toss away one of his prime motivations.
我们不要忘了他最初的动机。

Expressive of hidden motives or purposes;shifty.
诡诈的有不可告人的动机或目的的;耍花招的

Never ascriBe to an opponent motives meaner than your own
千万不要和比你自己的动机更恶毒的对手较量

Intended Incentive: Land tax meant to stimulate productive use of restituted and privatized land.
动机:以土地税刺激私有土地和归还的土地更高效利用。

motive是什么意思：
n. 动机，目的；主题
adj. 发动的；成为动机的
v. 促使，激起

Conquest is the motive.
战利品就是动机。

What motivated you to do such a thing?
引起你做这样的事的动机是什么？

This lesson is thoroughly motivated.
这节课非常生动有趣。

motivation是什么意思：
n. 推动；动机；积极性

Conquest is the motive.
战利品就是动机。

What motivated you to do such a thing?
引起你做这样的事的动机是什么？

This lesson is thoroughly motivated.
这节课非常生动有趣。

intention是什么意思：
n. 意图；目的；意思，含义

I have no intention of disclosing their names.
我无意泄露他们的姓名。

You must have mistaken my intentions.
你一定是误会了我的意图了。

He is motivated by good intentions.
他的动机是善良的。