polybutylene / ˌpɒl iˈbyut lˌin /

📖毕业后词汇聚丁烯聚丙烯聚苯乙烯聚丁二烯

polybutylene 的定义

n. 名词 noun

Chemistry.

  1. any of several polymers of butylene, used chiefly in the manufacture of lubricants and synthetic rubber.