柯林斯词典noble gas 1. N →another name for inert gas 返回 noble gas剑桥词典any of a group of gases , such as helium and neon , that do not react with other chemicals 惰性氣躰（一系列不與其他化學物質發生反應的氣躰，例如氦氣、氖氣） 返回 noble gas