ballpoint

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ball·point /bɔːlpɔɪnt/ (also ballpoint pen) noun [countable]  TWRITEa pen with a ball at the end that rolls ink onto the paper 圆珠笔，原子笔 →4  See picture of 见图 STATIONERY

Examples from the Corpus

ballpoint• As far as they could tell, the writing, by a ballpoint, was Egan's.• Fergie's title has been casually lined through with a ballpoint pen.• Erlich had out his ballpoint and his notebook.• The words, written in ballpoint, were sweat-smudged. 4.• I took the book and a supply of ballpoint pens back in February.• I could hardly wait, for example, to get my hands on the original ballpoint pen.• I move again and try to write some notes, but it is cold enough to freeze the ballpoint off my biro.

ball·point nounChineseSyllable  

with a pen a the Corpus ball at

ballpoint
ball‧point /bɔːlpɔɪnt/ (also ˌballpoint ˈpen) noun [countable]
a pen with a ball at the end that rolls ink onto the paper

ball·pointBrE /ˈbɔːlpɔɪnt/ 🔊NAmE /ˈbɔːlpɔɪnt/ 🔊 (also ˌballpoint ˈpen) noun

a pen with a very small metal ball at its point, that rolls ink onto the paper 圆珠笔；原子笔  ➡  compare Biro™