silicon dioxide
短语[计] 二氧化硅 [化] 二氧化硅
释义与例句
n.
-
1.
A hard glassy mineral, SiO₂, occurring as quartz, sand, opal etc. Informally known as silica.
二氧化硅
二氧化矽
不可数 化学
[计] 二氧化硅 [化] 二氧化硅
A hard glassy mineral, SiO₂, occurring as quartz, sand, opal etc. Informally known as silica.
二氧化硅
二氧化矽