求翻译：在刘翔小的时候，他接受的是跳高训练，进入体校后于1998年开始转向跨栏训练。2002年，刘翔打破尘封24年之久的110米栏世界青年纪录。是什么意思？

Liu Xiang, when he accepted the high jump training to enter the sports school in 1998 after turning Hurdle Training. In 2002, Liu Xiang broke the world junior record of the dust-laden 24-year-old 110-meter hurdles.

In Liu Xiang's time, he has been accepted into the body high jump training, after school started in 1998 to hurdle training. In 2002, Liu Xiang broke 24 years of collecting dust the world 110 meters record youth.

In Liu Xiangxiao, he accepts is the high jump training, after entered the physical culture school to start in 1998 to change jumps a hurdle the training.In 2002, Liu flew in circles the break dust-laden 24 year long time 110 meter fence world youth record.

When Liu Xiang was younger, he was training for high jump, into the sports school in 1998 after turning to the hurdles training. In 2002, Liu Xiang's breaking old 24 years 110-meter hurdles world record.

正在翻译，请等待...