求翻译：姚明在刚接触体育的时候，他是个水球运动员。后来，他在篮球上有较大的天赋，并且在NBA的火箭队效力，球衣号码是11号。因为疾病，在2011年7月20日下午2点宣布退役。是什么意思？

Yao Ming in the new to the sport, he was a water polo player. Later, in his basketball talent on a larger, and the effectiveness of the Rockets in the NBA, jersey number is 11. Because the disease in at 14:00 on July 20, 2011 announced his retirement.

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Yao Ming just was contacting sports time, he was the water polo athlete.Afterwards, he had the big talent on the basketball, and in the NBA Rocket potency, the sports attire number was 11.Because of disease, in July 20, 2011 in the afternoon 2 o'clock announcement retirements.

Yao in new sports when he is water polo player. Later him basketball on a greater gift and NBA rockets effect, uniform numbers were 11th. Because the disease, announced on July 20, 2011 retired.

Yao Ming in the new to the sport, he was a water polo player. Later, in his basketball talent on a larger, and the effectiveness of the Rockets in the NBA, jersey number is 11. Because the disease in at 14:00 on July 20, 2011 announced his retirement.