/'bætʃələ(r); `bætʃəlɚ/
n
1 (a) unmarried man 未婚男子; 单身汉
*He remained a bachelor all his life. 他终生未娶.
* a confirmed bachelor, ie one who has decided never to marry 抱独身主义的男子（决心终身不娶的人）
* [attrib 作定语] a bachelor girl, ie an unmarried woman who lives independently 独立生活的未婚女子. Cf 参看 spinster.
(b) [attrib 作定语] of or suitable for an unmarried person 单身者的; 适宜于单身者的
*a bachelor flat 单身公寓.
2 person who holds a first university degree 获学士学位的人
*a bachelor's degree 学士学位
* Bachelor of Arts/Science 文[理]学士.

n[C]
[Date: 1200-1300; Language: Old French;Origin: bacheler, probably from Medieval Latin baccalarius 'farmer, squire, student']
a man who has never been married
　Gerald was 38, and a confirmed bachelor (=a man who has decided that he will never marry) .
　The Crown Prince was Japan's most eligible bachelor (=a rich young man who has not yet married) .
Bachelor of Arts/Science/Education etc
a first university degree in an arts subject, a science subject etc
→BA, BSc BSc, BEd BEd