精钢 jīnggāng high-quality steel Origin Definitions Defs Strokes Stroke Words Sentences Sents 1 sentence 这副铐子是用精钢打制的,非常坚固。 zhè fù kào zi shì yòng jīnggāng dǎzhì de, fēicháng jiāngù. This pair of handcuffs is made of high-quality steel and is very strong. Source: Dong Chinese Dictionary