患肥胖症的青少年人数增长速度更是惊人，在过去的四十几年中增加了2倍多。
Obesity among children is increasing at an even more alarming pace, having more than tripled in the past four decades.
患肥胖症的青少年人数增长速度更是惊人，在过去的四十几年中增加了2倍多。
Obesity among children is increasing at an even more alarming pace, having more than tripled in the past four decades.
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