The larva had the habit of multitudinous pupating on the reverse of the leaf.

幼虫有群集蛹习性，多蛹于叶背处。

The prisoners horded together in the compound.

囚犯群集在围墙里。

RNA 2: Clustering by Gene or Condition and Other Regulon Data Sources Nucleic Acid Motifs; The Nature of Biological "proofs."

使用基因或状及其他调控单元资料群集方法、核酸模体、生物证据本质。