Level 5 · word 7,124 of 20,000
tier
/ˈtɪr/
American
- n. 层, 排, 等级
- Definition
- n. one of several levels or layers arranged one above another
- Example
- The wedding cake had three tiers, each decorated differently.
- 婚礼蛋糕有三层，每一层的装饰都不一样。