中文说明：保龄球一局分十轮，每轮可以滚球一次或多次，以击倒的球数为依据得分。-Bowling a Board sub-10, each round can be one or more ball to knock the ball based on the number of scores.
English Description：
Bowling a Board sub-10, each round can be one or more ball to knock the ball based on the number of scores.