Monica picked up her Biro and revolved it between her teeth.
莫妮卡拿起她的伯罗圆珠笔，放在牙齿间转动着。
柯林斯例句
You may write in biro or pencil.
你用圆珠笔或铅笔书写均可.
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Laszlo Biro invented ball - point pen.
拉斯烙-拜罗发明了圆珠笔.
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Lasz 1 o Biro invented the ball - point pen.
拉斯洛·拜罗发明了圆珠笔.
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