英式:[ˈbɔːlpɔɪnt]
美式:[ˈbɔːlpɔɪnt]

n.圆珠笔(=ballpoint pen)

用作名词 (n.)

Do you sell this kind of ballpoint? 你们卖这种圆珠笔吗?

You can buy the ballpoint pen anywhere. 你到哪儿都能够买到这种圆珠笔。