rue,感到懊悔，-ful,形容词后缀。

1. "Our marriage was a mistake," she said, looking rueful.

“我们的婚姻是个错误，”她说着，看起来懊悔不已。

2. He shook his head and gave me a rueful smile.

他摇了摇头，遗憾地对我笑了笑。

3. Mary Ann shot him a rueful look.

玛丽·安懊悔地瞥了他一眼。

4. She managed a rueful little smile.

她勉强露出颇带惆怅的一丝笑容.

5. The play is a rueful, wry observation about the way we are all subject to the ravages of time.

该剧凄然而讽刺地描述了我们大家是如何被岁月所摧残的。