rollerball

名词 n.
中文释义

英文释义

名词 n.
  1. A kind of ballpoint pen with a spherical nib that uses water-based liquid or gelled ink.
    — The office is full of rumpled clothes and bad haircuts; it’s an operation at which rollerball pens fall outside the budget limit (Bics for everyone!)
  2. A trackball.

词形变化

rollerballs plural

词源

From roller + ball.
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