not level, smooth or flat 凹凸不平的；不平坦的 The floor felt uneven under his feet. 他觉得脚下的地板高低不平。 She picked her way along the uneven path. 她小心翼翼地走在不平整的小路上。
not following a regular pattern; not having a regular size and shape 无定型的；不规则的；无规律的 not having the same quality in all parts 质量不稳定的 an uneven performance (= with some good parts and some bad parts) 时好时坏的表现
(of a contest or match 竞争或比赛 in which one group, team or player is much better than the other 实力悬殊的；一边倒的；不在同一水平的 organized in a way that is not regular and/or fair 不均衡的；不公平的；不规则的 an uneven distribution of resources 资源的不均衡分配
Word OriginOld English unefen ‘not corresponding exactly’ (see un-, even).