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意思解释：（The hook is chromic）古代兵器名。
一种金属元素，符号Cr，原子序24，原子量51.996，灰色结晶体，质硬而脆。主要用于钢铁工业上，如冶炼不锈钢、高速钢等。在别种金属上镀铬可以防腐，如各种汽车配件，五金器具和水管龙头等都用得上。…
A kind of tantalum, symbolic Cr, atomic foreword 24, atomic weight 51.996, gray crystallization body, qualitative hard and fragile. Basically use on iron and steel industry, wait like smelt stainless steel, high-speed steel. It is OK to fastening chromium of kind of the plating on the metal anticorrosive, be like all sorts of car a replacement, hardware and conduit dragon first class are used. ...
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