
好词典

From carbon + -ide (chemical suffix), first recorded in 1860s.
❶ 碳化物,指碳与金属或非金属元素形成的化合物,通常具有高硬度和高熔点,常用于工业切割和制造工具。
“Tungsten carbide is widely used in cutting tools due to its extreme hardness.”
(碳化钨因其极高的硬度被广泛用于切削工具。)
“The drill bit is coated with silicon carbide for better durability.”
(钻头表面涂有碳化硅以提高耐用性。)
tungsten carbide — 碳化钨,一种超硬材料,常用于制造切削工具、钻头和耐磨部件。
“The wedding ring is made of tungsten carbide for its scratch-resistant property.”
(这枚婚戒由碳化钨制成,因其抗刮擦特性。)
calcium carbide — 碳化钙,遇水会产生乙炔气体,曾用于照明和焊接。
“Old bicycle lamps sometimes used calcium carbide to produce light.”
(老式自行车灯有时使用碳化钙来发光。)