Each year, according to the United Nations Children's Fund, 3.5m children die from diarrhoea or related diseases that could be prevented by simple hygiene.
每年，根据美国国家儿童基金会的报道，3500万的儿童死于腹泻或者与之相关的疾病，而简单的卫生保健学就可以阻止它的发生。
Each year, according to the United Nations Children's Fund, 3.5m children die from diarrhoea or related diseases that could be prevented by simple hygiene.
每年，根据美国国家儿童基金会的报道，3500万的儿童死于腹泻或者与之相关的疾病，而简单的卫生保健学就可以阻止它的发生。
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