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preform

[v]
预先形成[决定]
把…初步加工,对(宝石等)粗加工
[n]
初步加工的成品;压片;雏形,塑坯预塑;(录音用)盘料;经过粗琢的宝石
〔电视〕塑坯预塑
预成型
预热塑
压块



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