Prof Hawking retains a strong sense of fun and adventure, though respiratory problems are curtailing his ability to travel and in particular to fly.

霍金依然对娱乐和冒险保持强烈的兴趣，尽管呼吸道问题限制了他旅行，特别是坐飞机。

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The study was focused on the comparison of the morphological characters, including the body shapes, respiratory and sense organs, digestive system and osteological feathers of Chinese siganids.

对中国沿海常见蓝子鱼科鱼类的外部形态、呼吸器官、感觉器官、消化器官、骨骼系统等形态特征进行了比较研究。

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Including: Locomotor system, alimentary system, respiratory system, urinary system, reproductive system, circulatory system, sense organs, nervous system and endocrine system.

内容包括：运动系统、消化系统、呼吸系统、泌尿系统、生殖系统、脉管系统、感觉器、神经系统、内分泌系统。

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"It makes common sense that respiratory insults may make a child more prone to developing an inflammatory condition of the lungs, " said Dr. Kenneth Kim, an allergist.

CNN: Research finds smog could deal a blow to children's health

"Coughing etiquette or respiratory hygiene - coughing into a hanky - sounds a bit like common sense but it works and it will reduce the spread, " says Ms McNaught.

BBC: NEWS | UK | Magazine | Bugs get the train too

Upper respiratory infections, pollution, head trauma and diseases including diabetes all have the potential to compromise our sense of smell.

WSJ: How to Sharpen Your Sense of Smell