Complex sentence: Their time trial time of 1:05.912 beat the world record by just under 3 seconds, and the pair also beat the world record in the qualifying round of the sprint with a time over 200 m of 10.854 seconds.
Split into simpler sentences: Their time trial time of 1:05.912 broke the world record by just under 3 seconds. The pair also set a world record in the qualifying round of the sprint with a time over 200 m of 10.854 seconds.