Casting is accomplished in two stages: 1) an impression or negative mold is formed from the original — a clay model, for instance — and 2) a positive cast or reproduction is made of the original work from the negative impression.
- casting [ˈkɑ:stiŋ] n.铸造
- impression [imˈpreʃən] n.印痕
- negative mold [ˈnegətiv - ka:st] n.凹模
- clay [klei] n.黏土, 泥土
- positive cast [ˈpɔzitiv - ka:st] n.正像
- reproduction [ˌri:prəˈdʌkʃən] n.复制品
