英语新闻视频：BBC解密瘦人为什么不发胖

The world is affected¹ by an obesity² epidemic³, but why is it that not everyone is succumbing⁴? Medical science has been obsessed⁵ with this subject and is coming up with some unexpected answers. As it turns out, it is not all about exercise and diet. At the center of this programme is a controversial overeating experiment that aims to identify exactly what it is about some people that makes it hard for them to bulk up.

  小编：一群瘦子每天摄入5000卡，混吃等死了四个礼拜。试验结束再体检，逆天的检查结果是有人基础代谢率提升了30%，热量都长肌肉了！专家总结道这种种族优势是遗传的~对这个瘦子吃不胖的世界绝望了~大家也都想要吃东西长肌肉的基因吧！

1 affected   

adj.不自然的，假装的

参考例句：

• She showed an affected interest in our subject.她假装对我们的课题感到兴趣。
• His manners are affected.他的态度不自然。

2 obesity   

n.肥胖，肥大

参考例句：

• One effect of overeating may be obesity.吃得过多能导致肥胖。
• 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。

3 epidemic   

n.流行病；盛行；adj.流行性的，流传极广的

参考例句：

• That kind of epidemic disease has long been stamped out.那种传染病早已绝迹。
• The authorities tried to localise the epidemic.当局试图把流行病限制在局部范围。

4 succumbing   

不再抵抗（诱惑、疾病、攻击等）( succumb的现在分词 )； 屈从； 被压垮； 死

参考例句：

• Mrs. Smith washed and ironed clothes for him, succumbing to him. 史密斯太太被他迷住了，愿意为他洗衣烫衣。
• They would not in the end abandon their vital interests by succumbing to Soviet blandishment. 他们最终决不会受苏联人的甜言蜜语的诱惑，从而抛弃自己的切身利益。

5 obsessed   

adj.心神不宁的,鬼迷心窍的,沉迷的

参考例句：

• He's obsessed by computers. 他迷上了电脑。
• The fear of death obsessed him throughout his old life. 他晚年一直受着死亡恐惧的困扰。