大一：freshman 英 [ˈfreʃmən] 美 [ˈfrɛʃmən]
大二：sophomore 英 [ˈsɒfəmɔ:(r)] 美 [ˈsɑ:fəmɔ:(r)]
大三：junior 英[ˈdʒu:niə(r)] 美[ˈdʒunjɚ]
大四：senior 英[ˈsi:niə(r)] 美[ˈsinjɚ]
拓展资料：
关于大一、大二、大三、大四的例句：
1.This is my first year of college. I'm a freshman.
这是我进入学院的第一年，我是新生。
2.I was a student. a freshman at college.
我是一个学生，大一新生。
3.Now I have done this in a sophomore seminar, and I did it in a graduate seminar.
我在大二研讨课里这样做了，在研究生研讨课也这样做了。
4.When I was a sophomore, I took part in the secretary department of student union.
我在大二的时候参加了校学生会的秘书部。
5.Her students are usually approached by employers in their junior year because they are trained to do practical work.
她所在学院的学生通常在大三时便已经与用人单位打交道了，因为他们接受训练，做些实践性较强的工作。
6.Exchange programs are mostly available for junior and sophomore students.
交换生课程主要针对大二和大三的学生。
7.I am a senior university student, and this semester I only have one class.
我是一个大四学生，这学期我只有一门课。
8.And he was taking this class second semester of his senior year.
他是在他大四的第二个学期，上的这门课。
1、大学一年级学生： Freshman
2、大学二年级学生：Sophomore
3、大学三年级学生：Junior
4、大学四年级学生：Senior
拓展资料
Freshman
1. during my freshman year
在我一年级期间
2. Jack decided to live in during his freshman year at college.
杰克决定大一时住校.
3. An annual freshman icebreaker called " Dickerella, " in which women and men pair off for trips to a local burger Joint named Dick's, has become a farce.
一年一度使新生气氛活跃的活动叫 “ 迪克莱拉 ”, 在活动中男女生配成对一起到当地一个汉堡包快餐店去就餐, 这项活动已经成了滑稽的事.
4. It's important for the college freshman to keep his nose clean.
对大学新生而言洁身自好是很重要的.
5. He flounders through the first weeks of freshman year.
刚进大学的头几个星期他手足无措.
Sophomore
1. He is in his sophomore year.
他在读二年级.
2. Lily is a Sophomore now.
莉莉现在大学二年级.
3. You see, I am a sophomore and Miss Yang is a junior.
你瞧, 我是2年级的,杨小姐是三年级的.
4. Table tennis sophomore elective, it is not about a physical movement.
大二选修乒乓球, 又是一门不讲究体能的运动.
Junior
1. She now lives with actor Denis Lawson, 10 years her junior.
她现在与比她小10岁的演员丹尼斯·劳森同居。
2. The vacant W.B.C. junior-lightweight title has been called off.
空缺的世界拳击理事会次轻量级头衔被取消了。
3. Our doctor diagnosed a throat infection and prescribed antibiotic and junior aspirin.
我们的医生诊断是喉部感染，并且开了一些抗生素和小剂量阿司匹林。
4. He was the most junior and most recent arrival at the embassy.
在大使馆里，他是职位最低也是入职最晚的一位。
Senior
1. All senior officers involved in the coup will have to be removed.
所有参与政变的高级官员都将被免职。
2. Senior officers could be considering a coup to restore authoritarian rule.
高官们可能会策划一场政变来复辟独裁统治。
3. Williams felt himself to be senior to all of them.
威廉斯认为自己比其他所有人资格都要老。
4. Senior politicians met today to discuss the future of European economic unity.
高级政要今天会晤，探讨欧洲经济一体化的未来。
本回答被网友采纳大二：sophomore
大三：junior
大四：senior本回答被提问者和网友采纳
如果指学生分别是freshman, sophomore, junior student, senior student
大学二年级学生：Sophomore
大学三年级学生：Junior
大学四年级学生：Senior
sophomore是美国英语。英国英语大学二年级的时候一般说in my second year of university.