secondary tin再生锡secondaryadj.次要的；从属的；中等教育的n.副手；次要位置secondary shearing二次剪切secondary soil pit补助剖面secondary asphyxia继发性窒息secondary acidosis继发性酸中毒secondary grinding二级磨,二次磨secondary cracking补充裂化secondary creditor第二债权人secondary transfer二次迁移secondary stresses二次应力secondary computer辅助计算机,副计算机

1. 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