ballpoint
中文解釋
wordnet sense
Collocation Usage
Collins Definition
Noun
ballpoints, plural;
/ˈbôlˌpoint/,
Font size: 
ballpoints, plural;
-
A pen with a tiny ball as its writing point. The ball transfers ink from a cartridge to the paper
Web Definitions:
- a pen that has a small metal ball as the point of transfer of ink to paper
- A ballpoint pen (also eponymously known in British English and Australian English as a biro and in Britain and Australia but sometimes elsewhere, named after its credited, though contested, inventor László Bíró) is a modern writing instrument. ...
- (Ballpoints) have a rounded point and are used for knitted fabrics. Sizes 5-10.