汉译英:他创造的100米短跑的世界纪录保持了多久?(record for 100-meter race)

问题描述:

汉译英:他创造的100米短跑的世界纪录保持了多久?(record for 100-meter race)

how long has he kept the record for 100-meter race?

How long did he keep his world record for 100-meter race.