Miss Dickerman was tall and somewhat mournful-looking.迪克曼小姐个子高高的，看上去有些苦相。I couldn't bear the mournful look on her face.我受不了她脸上那忧伤的神情。She sighed and looked mournful.她叹了口气,显得很伤心....
She was flossing her teeth at the time.当时她正在用牙线剔牙。Flossing is no longer freakish.用牙线剃牙不再古怪.Recent studies make a direct connection between longevity and teeth flossing.最近的研究表明:长寿跟用牙线洁齿直接相关.In addition, flossing regularly...