As nutrition and health care improved, the age of puberty dropped.
随着营养以及卫生保健的提高，青春期年龄也就随之下降。
Did your doctor tell you that this condition could be improved by better nutrition?
你的医生是否有跟你说过你的这种健康状况应该通过补充营养素来改善？
Children's nutrition has improved.
儿童营养状况得到了改善。
Children's nutrition has improved.
儿童营养状况得到了改善。
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