需要: 1.(应该有或必须有) need; want; require; demand; do with 短语和例子需要立即采取行动 require immediate action; 她需要休息。 she is in need of a rest. 我们需要一个和平的国际环境。 we want [need] a peaceful international environment
儿童: children 短语和例子无辜的儿童 an innocent child; 未满5岁儿童免费。 children under five years of age are not charged.; 儿童保健费 health subsidies to children; 儿童保健服务机构 child health services; 儿童保育事业 child care; 儿