专升本的英文：
upgrade from junior college student to university student; students with the diploma of junior college try to obtain the undergraduate diplomat through self-taught study
upgrade是什么意思：
n. 上坡，上升；升级
v. 改良，升级；晋升，提升
Companies need to upgrade servers.
公司需要对服务器升级。He was upgraded to security guard.
他被擢升为保安。The first is upgrading our infrastructure.
首先，我们要改善我们的基础设施。junior是什么意思：
adj. 地位较低的；晚辈的；年纪较轻的.；三年级的
n. 职位较低者；晚辈；三年级学生
There are lots of jobs in junior grades.
初级阶段有很多工作要做。junior sports development
青少年体育发展 There are separate rooms for senior and junior officers.
高级军官和下级军官的房间是分着的.college是什么意思：
n. 大学；学院；学院的全体师生；职业学校，技术专科学校 ；学会；社团
charitable college
慈善团体开办的院校 Electoral college
(美国各州推选组成的)总统选举团 These are nonsectarian colleges.
这些都是无宗派大学。
