different、difficult的区别、用法

different、difficult的区别、用法
如题
那difficult和hard呢？两个都是困难啊？怎么用

different adj.
不同的 各别的,差异的 [常作表语]
as different again 又大不相同(指向好处转变的差异) as different as chalk from cheese (尽管外表相似)本质上完全不同
be different from 与...不同
be different to 与...不同
be different than 与...不同
The two boys are different in their tastes.
这两个男孩的兴趣是相异的.
I don't like that dress,I want a different one.
我不喜欢那套衣服,我想要一件不同（样式）的.
It was very different from modern car races but no less exciting.
"它与现代小汽车比赛大不相同,但激动人心的程度却毫不逊色."
Susan is different from / than / to Alice.
苏姗和爱丽丝不同.
difference n.
all the difference (in the world) 天渊之别,大不相同
as near as makes no difference 没有多少差别
iron out the difference(s) 消除分歧
make a great difference 有很大差别,有很大 不同 有很大的关系[影响]
make a difference between 区别对待
make some difference to 对...有些[没有]关系
make no difference to 对...有些[没有]关系
make all the difference 关系重大,大不相同
make all the difference in the world 关系重大,大不相同
make a world of difference 关系重大,大不相同
pay the difference 付差额金
meet the difference 付差额金
settle differences 调停
split the difference 妥协,折中,互相让步
the difference between tweedledum and tweedledee 几乎没有什么差别
What's the difference?这有什么关系呢?
Young people must be taught to learn the difference between good and evil.
必须教导年青人学会区分善与恶.
The differences between manual labour and mental labour are diminishing in some developed countries.
在一些发达国家体力劳动和脑力劳动的差别正在缩小.
There are many differences between living in a big city and living in the country.
生活在大城市与生活在乡村有许多不同之处.
I can't see much difference in them.
我看不出他们有什么大的差别.
The difference between 8 and 2 is 6.
八和二差是六.
difficult 多单指技术性的难度.需要智慧采恩能够解决的,比如一个很难解决的问题之类的 hard 多于用任务量的繁重,可能是体力上的,时间紧迫,压力大之类的形容,比difficult常用很多.ardous 则指非常艰巨的大型任务 tough ,多用于口语中,多指人压力很大,这段时间很艰苦之类的意思.很难多那一个是最困难的,一般前面加一些形容的副词.very,extremely,badly之类的