英语单词

pyrolusite是什么意思

pyrolusite

英 [,paɪrə(ʊ)'luːsaɪt] 美
  • n. [矿物] 软锰矿

英文词源


pyrolusite (n.)
"manganese dioxide," 1828, the name given in Roman times, when it was used, in a heated state, to de-colorize glass, from Greek elements pyro- "by heat, by fire" (see pyro-) + lysis "a loosening" (see lose).

双语例句


1. The mineral components of nodules are mainly pyrolusite, psilomelane and limonite.
锰结核主要由硬锰矿、软锰矿、褐铁矿构成.

来自互联网

考试词汇

单词首字母