但是如果要翻译：

她对我害羞地一笑。

(1)She gave me a shy smile.

=She gave a shy simle to me

(2)She smiled shyly at me

(3)She gave me a bashful smile 

=She gave a bashful smile to me

(4)She smiled at me in a shy/bashful way

(5)She smiled at me with shyness

(1)ashamed adj.惭愧的；羞耻的；害臊的( 英文解释:If someone is ashamed, they feel embarrassed or guilty because of something they do or they have done, or because of their appearance

I felt incredibly ashamed of myself for getting so angry.

我对自己发那么大的火而深感惭愧。

She was ashamed that she looked so shabby.

她因为自己衣衫褴褛而感到无地自容。

I'm a lesbian and I'm not ashamed about it. 

我是个女同性恋，但我并不为此感到羞耻。

(2)ashamed adj.（为…）感到羞耻的，感到难为情的 (英文解释:If you are ashamed of someone, you feel embarrassed to be connected with them, often because of their appearance or because you disapprove of something they have done.)

I've never told this to anyone, but it's true, I was terribly ashamed of my mum. 这件事我从来没告诉过别人，但是我真的为我妈感到很害臊。

(3)ashamed adj.羞于…的；因尴尬而不愿…的 (英文解释:If someone is ashamed to do something, they do not want to do it because they feel embarrassed about it.)

Women are often ashamed to admit they are being abused. 

妇女对受到的侵犯常常羞于承认。

(1)shy adj.害羞的;腼腆的;怕生的(英文解释: A shy person is nervous and uncomfortable in the company of other people. ) 

She was a shy, quiet-spoken girl.

她是个害羞、说话轻声细语的女孩。

She was a shy and retiring person off-stage.

她在现实生活中是个腼腆而且不善社交的人。

He is painfully shy of women. 

他见到女人就十分害羞。

(2)shy adj.犹豫的;不情愿的;害怕的;有所顾忌的 (英文解释:If you are shy of doing something, you are unwilling to do it because you are afraid of what might happen. ) 

You should not be shy of having your say in the running of the school. 

在管理学校方面，你应该毫无顾忌地发表你的意见。

(3)shy vi.(马)惊走，惊退 (英文解释:When a horse shies, it moves away suddenly, because something has frightened it.)

Llewelyn's stallion shied as the wind sent sparks flying. 

风一吹来，火星四溅，卢埃林的种马惊跳起来。

(4)once biten, twice shy朝被蛇咬，十年怕井绳;一回吃亏两回学乖(英文解释: You say 'once bitten, twice shy' when you want to indicate that someone will not do something a second time because they had a bad experience the first time they did it. ) 

Jenny certainly won't go to swimming — once bitten, twice shy.  

珍妮肯定不会再去游泳了——所谓一朝被蛇咬, 十年怕井绳.

What was that about being once bitten twice shy?  

什么是一朝被蛇咬,十年怕井绳?

She certainly won't marry again once bitten, twice shy.  

她肯定不再结婚了--所谓一朝被蛇咬, 十年怕井绳.

(5)fight shy of 竭力避开;尽量避免 (英文解释:If you fight shy of something, you try very hard to avoid it.) 

It is no use fighting shy of publicity and then complaining when sponsors pass us by.

一边对做宣传避之不及，一边又抱怨赞助人与我们擦身而过，这样做是没有用的。

Until now television had fought shy of covering by-elections. 

迄今为止电视台一直竭力避免报道补缺选举。

(6）shy of未达到;欠缺;不足;不够(英文解释: A number or amount that is just shy of another number or amount is just under it.)  

a high-school dropout rate just shy of 53%.

几近53％的中学辍学率

He died two days shy of his 95th birthday. 

他在离 95 岁寿辰仅差两天时去世了。

She gave me a shy smile.

She smiled at me shyly/ashamedly.

她对我害羞地一笑。

She smiled shyly at me. （正）

She gave me a shy smile. （正）

She gave a shy smile to me. （正）

She gave me an ashamed smile. (误)