clusteryadj.群的；球的; 簇的clustern.群；簇；丛；串v.群集；丛生；使成群cluster advantage群集优势cluster particles粒子聚类cluster treatment集体处理clustered drawing集束拉拔法clustered crystal[医] 簇晶cluster of grains颗粒团clustering radius聚类半径clustering degree聚合度cluster selection分组选择Cluster technique集群技术