Howell's unit

例句：

1. 1.The team has been working hard to improve their performance.
   这个团队一直在努力提高他们的表现。
2. 2.The new unit is designed to meet the needs of the community.
   新单位旨在满足社区的需求。
3. 3.The unit was established to provide support for the disabled.
   该单位成立是为了为残疾人提供支持。