As if to do away with any suspicion of mirthfulness which might erroneously have attached to him.

仿佛怕别人错以为他这样是在笑似的，努力避免快乐的神情。

The thoughts, too, that run around the ring of familiar guests have a piquancy and mirthfulness, and oftentimes a vivid truth, which more rarely find their way into the elaborate intercourse of dinner.

那些围绕着熟悉的客人转来转去的想法也有一种辛辣和欢乐，而且常常是一个生动的事实，很少会出现在精心设计的晚餐交流中。