scratchingv. 擦傷、劃傷、刮痕(scratch的ing形式)學術名詞擦刻作用:地球科學刮:資訊畫痕:機械工程抓破:醫學樣板畫線:土木工程擦損油漆之危險:海事英文釋義a harsh noise made by scraping