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platinum 'plætinәm

柯林斯1⭐

释义

n. 白金, 铂, 银灰色
[化] 铂Pt

英文释义

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

词形变化

复数: platinums

BNC词频排名: 12,429 | 当代语料库词频排名: 9,742