n.聚类 v.（使）集中( cluster的现在分词 )
Activation of lymphocytes and liver regeneration both involve perinuclear clustering of lysosmes.
淋巴细胞的激活以及肝脏的再生都与溶酶体在核周的集聚有关.
The associations clustering round a word can in fact change very rapidly.
围绕一个词产生的感情色彩可以变化得很快.
Many species cause pattern heterogeneity only by their growth form or their aggregation or shoot clustering.
大多数植物种许多种类在分布格局上不一致的原因,仅是由于它们的生长型或它们的聚生性或由于簇生性的不同.