coppering
鍍銅; 挂銅
Cop·per, v. t. [imp. & p. p. Coppered p. pr. & vb. n. Coppering.] To cover or coat with copper; to sheathe with sheets of copper; as, to copper a ship.
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Cop·per·ing, n.
1. The act of covering with copper.
2. An envelope or covering of copper.
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