The differential diagnosis includes fibromatosis and chondroma of soft parts.鉴别诊断包括纤维瘤病和软组织的软骨瘤.In older patients, fibromatosis usually lacks calcification or chondroid differentiation.对于老年患者, 纤维瘤病通常缺少钙化或者软骨样分化.Objective...
克罗斯比断言说：“我们一无所获，在做无用功。”"Getting nowhere fast," pronounced Crosby, "that's what we're doing."他正在桌前用功。He was working at his desk.她上学非常用功。She shows great diligence in her schoolwork....