VOA慢速英语:The Amazing Story of Milton Levine's Ant Farm

例句：One effect of overeating may be obesity.
      吃得过多能导致痴肥。

      Sugar and fat can more easily lead to obesity than some other foods.
      糖和脂肪比其他食物更容易导致肥胖。

2.confirm vt.证实, 证明; 肯定, 确认

例句：We have confirmed the report.
      我们证实了那则报道。

3.overweight adj.超重的

例句：Your suitcase is five kilograms overweight.
      你的衣箱超重五公斤。

4.percentage n.比例

例句：What is the percentage of nitrogen in air?
      空气中所含的氮的比例是多少?

5.portable adj.便于携带的; 手提式的; 轻便的

例句：I have a portable typewriter.
      我有一个便携式打字机。

      The portable device easily knocks down.
      这种轻便装置容易拆卸。

6.ubiquitous adj.<正>普遍存在的;似乎无处不在的；十分普遍的

例句：We were plagued by the ubiquitous mosquito.
      我们被无处不在的蚊子所困扰。

7.currently adv.当前;目前;眼下

例句：Our contracts are currently under review.
       我们的合同正在复查。

      She is currently appearing at the Liverpool Playhouse.
      她目前正在利物浦剧院演出。

8.appealing adj.有魅力的;动人的; 吸引人的; 有感染力的; 令人感兴趣的

例句：I find his manner very appealing.
      我发现他的举止非常有吸引力。

9.separately adv.分离地;个别地,分别地, 单独地

例句：He sold his birds separately to separate buyers.
      他把他的鸟儿分别卖给不同的买主。