rights of association

例句：

1. 1. The association of scientists and engineersis working on a new project.
   科学家和工程师协会正在从事一项新项目。
2. 2. Theassociation has been promoting environmental protection for manyyears.
   该协会多年来一直在推广环境保护。
3. 3. Theassociation will hold a conference to discuss thelatest developments in the field.
   该协会将召开会议讨论该领域的最新发展。