keyhole saw編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看keyhole sawkeyhole saw — 名詞名詞1. a narrow saw used for cutting small holes or curves1.名詞釋義開孔鋸a narrow saw used for cutting small holes or curves例句He used a keyhole saw to cut a hole for the lock.