“链状的”用英语怎么说？

当发现链状的聚焦体时, 人们寻求有点异乎寻常的机理来解释它们.When chainlike aggregates are found, rather exotic mechanisms are often sought to explain them.塑料是合成的,即是人造材料而不是天然材料, 它由长的 链状 的称为聚合体的分子组成.Plastics are synthetic - man - made, not natural mat...