extension division

例句：

1. 1. The company's new expansion division is responsible for developing new markets.
   公司的新扩展部门负责开发新市场。
2. 2.The government has established an extension division to help farmers with their agricultural practices.
   政府已经成立了一个扩展部门，帮助农民改进他们的农业实践。
3. 3.The university has established a new extension division to provide technical assistance to students and faculty.
   大学已经成立了一个新的扩展部门，为学生和教职工提供技术支持。