最終更新日：2024/08/01
A kind of ballpoint pen with a spherical nib that uses water-based liquid or gelled ink. / (computing) A trackball.
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rollerball
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A kind of ballpoint pen with a spherical nib that uses water-based liquid or gelled ink. / (computing) A trackball.
rollerball
DiQt（ディクト）
無料
★★★★★★★★★★
