specialized

专门的
专科的

A group of specialized nerve cells or a localized mass of gray matter in the brain or spinal cord.

神经核一组专门的神经细胞或存在于大脑或脊髓中灰物质的局部块

A secondary area of specialized academic study, requiring fewer courses or credits than a major.

辅修专业学术研究的第二个特定领域，其要求的课程和学分比主修课要少