1705 as abbreviation of reputation (n.); upon rep "I swear it" was a common 18c. slang asseveration. As a shortening of repetition (n.) it is recorded from 1864, originally school slang; as a shortening of representative (n.), especially "sales representative," it is attested from 1896. As an abbreviation of repertory (company) it is recorded from 1925.
实用例句
1. Contact the health and safety rep at your union.
与你所在工会的健康安全代表联系。
来自柯林斯例句
2. I'd been working as a sales rep for a photographic company.
我一直在一家摄影公司做销售代表。
来自柯林斯例句
3. Darren has been working as a rep.
达伦近来一直在当推销员.
来自《简明英汉词典》
4. REP - PCR , AFLP technique can reveal the genetic differentiation properly.
AFLP和 REP -PCR 技术均能很好地反映菌株的遗传学差异.
来自互联网
5. A play is tested in rep before ever hitting a West End stage.