请输入您要查询的英文单词:
单词
tungsten carbide
释义
tungsten carbide
n.
a very hard black substance used in making dies and cutting tools
碳化钨
(
坚硬的黑色物质,可用来制做模具和切削工具
)
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life-support machine
life's work
life-threatening
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更新时间:2026/7/12 3:46:53