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1·He grinned at her ruefully.

他对她咧嘴一笑，表示遗憾。《柯林斯英汉双解大词典》

2·'So this is goodbye,' she said ruefully.

她悲伤地说：“那么，这就是告别了。”《牛津词典》

3·He rubbed the back of his neck and smiled ruefully at me.

他揉搓着后脖颈，冲我懊悔地笑了一下。《柯林斯英汉双解大词典》

4·He smiles ruefully at the irony.

他沮丧地微微笑，有点讽刺的意味。

5·I made a big mistake, he said ruefully.

“我犯了个非常大的错误，”他伤心地说。

6·He grinned ruefully to himself at the thought.

想到这儿，他自己苦笑起来。

7·Tears flow down my face, as I ruefully realize.

伤感的泪，划过我的面颊。

8·Mans looked ruefully at his bottle of champagne.

曼斯沮丧地看了看他那瓶香槟酒。

9·I smiled rather ruefully to myself when I did this.

这么写的时候我对自己苦笑。

10·Dollar bears are clearly outnumbered now, he says ruefully.

他感概到：“美元熊市很明显已经过度了”。