单身男子,单身汉 an unmarried man
学士; 学士学位 a person who holds a first university degree; university degree
同义词
n. bachelor-at-arms，knight bachelor，unmarried man
v. bach
参考例句
1. Bachelor degree or above. Major in Engineering.
学士学位或以上。工程专业。
2. Bachelor degree majoring in Engineering, Building, Architecture, Material Science or related fields.
本科学士学位，工程、建筑、结构、材料科学及相关专业。
3. From 1984 to 1989, Bachelor of engineering degree from School of Economics and Management, Tsinghua University, Beijing.
方方先生，1984-1989年就读于清华大学经济管理学院并获工程学士学位。
参考例句
1.N-COUNT A bachelor is a man who has never married. 单身汉
例：...Americas most eligible bachelor.
美国最适合做夫婿的单身汉。
常见用法
用作名词
You have the alternative of marrying or remaining a bachelor.
你可以结婚也可以仍做单身汉，任你选择。
He remained a bachelor all his life.
他终生未娶。
Are you a Bachelor of Arts?
你是文学学士吗?
Bush graduated from Yale with a bachelors degree in history in 1968,
布什1968年从耶鲁大学毕业，获历史学学士学位，