首頁›Browse›U›upstrokeupstroke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upstrokeupstroke — 名詞名詞1. an upward movement or stroke, especially in writing or music1.名詞釋義上行筆畫an upward movement or stroke, especially in writing or music例句The calligrapher added a delicate upstroke to the letter.