VOA慢速英语:Babies and Intelligence

例句：The country’s car industry is so strongly protected that foreign cars are rarely seen there.
      该国对本国的汽车工业严加保护,外国汽车甚为罕见。

2.sensitive 〈褒〉有细腻感情的; 同情理解的

例句：He is a sensitive friend of mine.
      他是我的一个体贴人的朋友。

3.depressed adj.精神不振的,忧伤的,消沉的

例句：He looked depressed,even suicidal.
      他看上去很沮丧,甚至于沮丧到想自杀。

      He was really depressed about the business last week, but he’s all smiles now.A very big order has just come in.
      上个星期他还为生意愁眉苦脸的,可是现在却喜形于色,因为刚接到一笔大订单。

4.intensive adj.加强的, 集中的, 密集的,短时间内集中紧张进行的

例句：I'll make an intensive study of a subject.
       我将集中学一门课程。

      Intensive care in hospital is given to the seriously ill.
      病情严重的人在医院里得到了精心的护理。