tier
UK [tɪər] US [tɪr] noun countable
■one of several layers or levels （多层、多层次中的）一层•We sat in one of the upper tiers of the football stands.我们坐在足球场看台的上层位置。 •My wedding cake had four tiers, each supported by small pillars.我的结婚蛋糕有四层，每层都由小柱子撑着。 •I don't understand why you think we need yet another tier of management.我不明白你为甚么认为我们还需要一个管理层级。
UK [tɪər] US [tɪr] verb transitive often passive
■to arrange or organise something in tiers 层叠；层层排列•The seats in the theatre were steeply tiered.剧院的座位呈陡直的阶梯状排列。 |