| 释义 |
car·bide
\ˈkärˌbīd, ˈkȧˌb-\ noun
(-s)
Etymology: International Scientific Vocabulary carb- + -ide
: a binary compound of carbon with a more electropositive element: as
a. : calcium carbide
b. : a very hard material made by cementing together with a binder or by means of powder metallurgy a mixture of powdered carbides of heavy metals (as tungsten and titanium) and used in metal-cutting tools — called also cemented carbide |