In 2008, the F. D. A. advised that such medications not be used in children under 2, to whom they can be dangerous.
2008年，美国食品及药物检验局通告称这样的药物由于危险性不能对2岁以下的小孩使用。
Despite their ubiquity, and the fact that many babies are transfixed by the videos, the American Academy of Pediatrics recommends no screen time at all for children under 2.
尽管它们如此普遍，事实上很多婴儿的眼睛被它们盯住了，然而美国幼儿学会建议2岁以下的婴儿不要看任何电视节目。
Brush teeth thoroughly, preferably after each meal or at least twice a day, or as directed by a dentist or physician, Children under 2 years of age: ask a dentist or physician.
彻底刷牙，最好每次进食后或每天至少两次，或由牙医或医师，2岁以下的儿童的指示：要求牙医或医生。
This study showed that very young children under the age of 2 do have the capacity for recall.
这项研究表明2岁以下的儿童确实有回忆的能力。
Approximately 2 percent of children, under 18 years of age, have some level of hearing loss.
大约2%的小于18岁的孩子有一些程度上的听力损失。
Up to 2 children (15 years and under) stay free when sharing with parents.
多达2名儿童(15岁及以下)若与父母同房则可免费入住。
Children ages 2-5: Dissolve 2 tablets under tongue every 15 minutes for up to 8 doses until relived; then every 4 hours as required.
儿童2 - 5岁，每15分钟放2粒小片在舌下融化，最多8次直到症状缓解，然后按需每4小时一次。
Children ages 2-5: Dissolve 2 tablets under tongue every 15 minutes for up to 8 doses until relived; then every 4 hours as required.
儿童2 - 5岁，每15分钟放2粒小片在舌下融化，最多8次直到症状缓解，然后按需每4小时一次。
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