[] a person who works at the same place as you, especially in a profession or a business同事；同僚◆a colleague of mine from the office我办公室的一位同事◆an email from one of my colleagues我的一位同事发来的电子邮件◆swapping ideas with colleagues和同事交换想法⨁a former / junior / new / senior colleague前／初级／新／资深同事Colleagues and rivals <chn/>People in the same organization 同一单位工作的人If I'm not here, one of my colleagues will be able to help you. 如果我不在，我的一个同事会帮助你。(especially NAmE) （尤用于美式英语）：Most of my co-workers are older than me. 我的大多数同事都比我年长。People in the same job but in a different organization 同行She immediately informed her counterpart in the US. 她立即通知了她在美国的同行。(used especially in newspapers) （尤用于报章）：the director of BMW and his opposite number at Volvo 宝马公司的主管和沃尔沃公司同等职位的人People that you are competing with 竞争对手We're constantly developing new products to stay ahead of the competition. 我们不断开发新产品以领先于竞争对手。They are concerned about competitors stealing their ideas. 他们担心竞争者窃取他们的创意。Our biggest rivals are the budget airlines. 我们最大的竞争对手是廉价航空公司。If we lose the case, we have to pay the other side's legal fees. 如果我们输了这场官司，就必须承担对方的诉讼费用。