| 单词 | cerium |
| 释义 | cerium (once / 66401 pages) n WORD FAMILY cerium USAGE EXAMPLESGM 1.20 % turned to tiny rods and minuscule jagged mountains of cerium oxide, a compound that has an affinity for platinum and other metals. Wall Street Journal(Jul 07, 2016) Same for the two elements named after asteroids: palladium and cerium. Slate(Jun 17, 2016) Compact fluorescent lamps use europium and terbium, for example, and catalytic convertors rely on cerium. Nature(Apr 25, 2016) n a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group Syn|Hyper Ce, atomic number 58 metal, metallic element any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
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