tier
- n. 层，排；行，列；等级
- vt. 使层叠
- vi. 成递升徘列
- n. (Tier)人名；(英)蒂尔
英英释意
- 1. a relative position or degree of value in a graded group;
- "lumber of the highest grade"
- 2. any one of two or more competitors who tie one another
- 3. a worker who ties something
- 4. something that is used for tying;
- "the sail is fastened to the yard with tiers"
- 5. one of two or more layers one atop another;
- "tier upon tier of huge casks"
- "a three-tier wedding cake"