1·Occasionally he raised a wan smile.
偶尔，他还会露出一个苍白的笑容。
2·Memories left me wen wan smile, dust covered already dead.
往事留下我温婉的笑容，覆盖的灰尘早已死去。
3·Then she gave a wan smile. “Cost me $400 tolearn that I just have arthritis and that I need to take Tylenol.”
她笑得很凄凉，“花了400块钱我才搞清楚，我只是得了关节炎，需要吃泰诺。”
4·People frequently bombard me with compliments on my vivid imagination, and lovers of literature often ask me to divulge my secret to developing a rich imagination. My only response is a wan smile.
很多人夸我想象力丰富，有一些文学爱好者，希望我能告诉他们培养想象力的秘诀，对此，我只能报以苦笑。
5·Jiang Wan calm smile, said: "the people there, have their own temper mettle."
蒋琬坦然一笑，说：“人嘛，都有各自的脾气秉性。”