| 释义 |
tier | BrE tɪə, AmE ˈtɪr | A. noun ① (row, layer) (have link with) 排 pái ; (of cake, sandwich) 层 céng ② (grade, level of organization, system) 阶层 jiēcéng ▸ a two/three/four-tier system 二/三/四级系统 B. transitive verb 使…分层 shǐ… fēncéng ‹seating, organization, system›▸ a four-tiered cake 四层的蛋糕 |