動詞 cluster:

1. come together as in a cluster or flock
   同義詞：cluster, constellate, flock, clump
2. gather or cause to gather into a cluster
   同義詞：bunch, bunch up, bundle, cluster, clump

形容詞 clustered:

1. growing close together but not in dense mats
2. occurring close together in bunches or clusters
   同義詞：bunched, bunchy
3. clustered together but not coherent
   同義詞：agglomerate, agglomerated, agglomerative

1. A cluster of stars smaller than a constellation.
   星群，星座比星座小的一簇星星
2. Crowded or massed into a dense cluster.
   叢生的，聚生的聚集成密叢的
3. The men clustered together round the fire and sang songs.
   人們聚集在篝火周圍唱歌。
4. You can see stars in clusters in the night sky.
   你可以看到夜空中的星群。