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ballpoint pen的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
a pen that has a small metal ball as the point of transfer of ink to paper
ballpoint pen的用法和樣例：
例句
用作名詞 (n.)
- I bought this ball pen for two dollars.
我花二美元買了這支原子筆。 - I wavered between the fountain pen and the ball-point.
我拿不定主意用鋼筆還是原子筆。
