با سلام لطفا برای جلسه آینده دو پاراگراف زیر را ترجمه کنید. ترجمه ها در کلاس مورد بررسی قررا خواهد گرفت. texts 1 public health is the science and art of promoting health preventing disease and prolonging life through the organised efforts of society. this 20th century has seen greater gains in health for the populations of the world than at any other time in history. these gains have
been made partly as a result of improvements in income and education with accompanying improvements in nutrition hygiene housing water supply and sanitation. they are also the result of new knowledge about the causes prevention and treatment of disease and the introduction of policies that have
made intervention programmes mor
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