n.层，级，阶，阶层，等级
vi.层层排列，使层叠成递升排列，层叠

原形：tier第三人称单数：tiers复数：tiers过去式：tiered过去分词：tiered现在分词：tiering

The new restaurant is said to be in the top tier of dining experiences in the city.
这家新餐厅据说在城市中的餐饮体验中属于顶级水平。
Our company's IT infrastructure has multiple tiers of security to protect sensitive data.
我们公司的IT基础设施有多个安全层级来保护敏感数据。
The tickets for the front row seats are in a different tier from those in the balcony.
前排座位的票与楼座的票属于不同的等级。
The athlete trained tirelessly to move up from the second tier to the elite tier in her sport.
运动员不懈训练，以从二级晋升到她所在运动项目的精英级别。
The hospital's emergency response system operates in three tiers, based on the severity of the case.
医院的应急响应系统根据病例的严重程度分为三个层级运行。
The university offers courses across several tiers, from introductory to advanced.
这所大学提供从入门到高级的多个层级的课程。
The government's new policy aims to reduce income inequality by creating more job opportunities in lower-tier cities.
政府的新政策旨在通过在较低级别的城市创造更多就业机会来减少收入不平等。
The company's tiered pricing strategy allows customers to choose services based on their needs and budget.
公司的分层定价策略允许客户根据需求和预算选择服务。
The eco-friendly products are divided into three tiers: bronze, silver, and gold, depending on their sustainability.
环保产品根据其可持续性分为铜、银和金三个等级。
The city's public transportation system has a tiered fare structure, with discounts for frequent commuters.
该市的公共交通系统有一个分层票价结构，对频繁通勤者提供折扣。