马丁顽皮地咧嘴笑了笑。

Martin grinned wickedly.

《牛津词典》

她笑了笑表示感谢。

She smiled her thanks.

《牛津词典》

她又友好地笑了笑。

She smiled again in a friendly manner.

《柯林斯英汉双解大词典》

And by his smile, I knew that sullen hall,-- By his dead smile I knew we stood in Hell.

看着他的笑，我想起了阴沉压抑的礼堂-,看着他的笑，我想起了阴沉压抑的礼堂。

耶鲁公开课 - 现代诗歌课程节选

Alright, I can figure this out it's made for like ages 5 and up so, oh, my gosh!

我可以把它弄好，不过它像是为5岁儿童做的5,【笑】，糟了！

哈佛公开课 - 计算机科学课程节选

During all of these problems for the personality theorist, the body theorist,the fans of the body theorist,is standing there laughing.

人格理论家被这些问题重重困住，肉体理论家和支持者在一旁笑了。

耶鲁公开课 - 死亡课程节选