描跡筆尖 自記筆tracingpoint: 描繪點 描跡點tracingdistortion: 描紋畸變 示蹤畸變 包線失真tracingprogramme: 調機程序tracingdigitizing: 跟蹤數(shù)字化tracings: 描記下載手機詞典可隨時隨地查詞查翻譯