platinum是什么意思 音标: 英 [pltnm] 美 [pltnm] n. 白金, 铂, 银灰色[化] 铂Pt n. a heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits platinum的用法和例句:...
platinum是什么意思 n. 白金, 铂, 银灰色[化] 铂Pt n. a heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits platinum的用法和例句: 1. But I'm bronze, not plat...