graphite
US /ˈɡræf.aɪt/
UK /ˈɡræf.aɪt/
名詞
石墨
a gray, crystalline, allotropic form of carbon that occurs as a mineral in some rocks and can be made from coke. It is used as a lubricant, a moderator in nuclear reactors, and as the material for making the 'lead' in pencils.
範例:
•
Pencil 'lead' is actually made of graphite and clay.
鉛筆芯實際上是由石墨和黏土製成的。
•
Graphite is an excellent conductor of electricity.
石墨是電的優良導體。
同義詞: