Jeff: A champion of the American Professional Bowling Associa-tion used to creat a record of average 254 scores in 56 games in succes-sion. Among them there were two 300 scores.

• 杰夫: 有位美国职业保龄球协会(PBA)的冠军，曾在连续56局 比赛中创下了平均254分的战绩，其中有两个300分。