基本解釋n.[計]光筆(計算機的一種輸入設(shè)備)同根派生 lightpen相關(guān)詞英漢例句用作名詞 (n.)They had recently installed their lightpen system in a supermarket for stocktaking purpose.他們最近在超級市場安裝了用于盤點庫存的光筆系統(tǒng)。lightpen更多例句