求翻译：儿童皮肤娇嫩，内脏及各器官处于高速成长期。儿童每天睡眠时间在十二小时以上，身体在睡眠时抵抗力降至最低，而身体的增高发育全部在睡眠中完成，呼吸量按体重比，比成年人高50%。居住环境受污染，儿童身体在睡眠中最易受到危害。因此，环保必须是儿童居室及活动场所的第一要求，在选用涂料时必须将环保作为装修的指标。是什么意思？

Children's delicate skin, internal organs and organs in a high growth period. Children's sleep time in more than 12 hours a day, during sleep the body resistance to a minimum, and increase growth all done in the sleep of the body, breathing capacity according to body weight ratio, 50% higher than for adults. Living in a contaminated environment, children most vulnerable to damage in the body during sleep. Therefore, environmental protection must be the children's room and the activities of the first request, in the selection of indicators for environmental protection as a decoration coatings must be.