Then they turn around to their friends and give a big grin.

然后他们转向朋友们，露出了大大的微笑。

耶鲁公开课 - 心理学导论课程节选

And when Hobbes tells that story, which he mentions a couple of times in the book, one can only imagine he must have had a kind of wry grin on his face when he wrote that out.

霍布斯在书中几次提到，当借用这个故事的时候，你能想象到,他的脸上呈现的会是怎样的苦笑。

耶鲁公开课 - 政治哲学导论课程节选