upper/ˋʌpɚ; ˈʌpə/adj [only before noun 仅用于名词前]1 in a higher position than another part of something [ lower ]〔位置〕较高的﹐上面的: the upper jaw 上颌the upper floors of the building 大楼的高层2 more important than other parts in an organization, system etc〔在机构﹑体系等中〕较重要的﹐较高级的: the upper job levels in the company 公司里的高级职位areas at the upper end of the housing market 高级住宅区3 have/get/gain the upper hand to have more power than someone else, so that you are able to control a situation 占上风﹐占优势: The Republicans seem to have the upper hand. 共和党似乎处于有利地位。4 upper limit the most, highest etc that is possible or allowed 上限﹐最大限度: +of a short story with an upper limit of 5000 words 上限为 5000 字的短篇小说