tracing paper
柯林斯词典
1. N-UNCOUNT Tracing paper is transparent paper which you put over a picture so that you can draw over its lines in order to produce a copy of it. 描圖紙
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1. N-UNCOUNT Tracing paper is transparent paper which you put over a picture so that you can draw over its lines in order to produce a copy of it. 描圖紙