regard 和 respect 都是尊重的意思。但是它们有什么区别？用法的区别？

regard
1. 把...看作,把...认为[(+as)]
He is regarded as the best doctor in town.
他被公认为城里最好的医生。
2. (常用于否定句)注重,注意,考虑
You seldom regard my advice.
你很少考虑我的劝告。
3. 尊敬,尊重[O]
She regards her teacher highly.
她很尊重她的老师。
4. 看待;注视,凝视[O][(+with)]
Denny regarded his uncle with wide eyes.
丹尼睁大双眼凝视他的伯伯。
5. 与...有关
This does not regard me at all.
这与我毫无关系。respect
n.
1. 敬重,尊敬[U][(+for)]
They treated me with respect.
他们对我很敬重。
2. 敬意,问候[P][(+to)]
Give my respects to your parents.
代我向你的父母亲致意。
3. 尊重,注重,重视[U][(+for/to)]
Some people have no respect for the speed limit and consequently are punished.
有些人全然不顾限速规定,结果受到处罚。
4. 关系;方面,着眼点[C][U]
vt.
1. 尊敬,敬重[(+for/as)]
He is highly respected by everyone for his integrity.
他因其清廉而深受大家的尊敬。
2. 尊重,重视
I respected their moral standards.
我尊重他们的道德标准。
3. 遵守;顾及
We must respect the laws of a country we are in.