cluster of electric cable

例句：

1. 1.The birds are clustered together in thetree.
   鸟儿们聚集在树上。
2. 2. The studentsare clustered around the teacher'sdesk.
   学生们围绕着老师的桌子聚集在一起。
3. 3. Theteam is clustered together for a meeting.
   团队聚集在一起开会。