文章列表

• 1.【英语时差8,16】恒温器的工作原理
• Thermometers just tell you the temperature. Thermostats need to do more than that. In addition to reading the air temperature, thermostats also turn y...
• 2.【英语时差8,16】为何狗要咆哮2
• Now, a few tens of thousands of years ago, wolves and people started becoming friendly species. You can imagine a person tossing a bone to a friendly ...
• 3.【英语时差8,16】为何狗要咆哮
• In terms of evolution, there has to be a reason for barking, or it probably wouldnt be there. Is it to warn of predators? But dogs bark when there are...
• 4.【英语时差8,16】脱水2
• The biggest reason its bad to lose too much water is that the actual volume of your blood goes down. When blood volume goes down, blood pressure goes ...
• 5.【英语时差8,16】脱水
• There are different factors involved here. A human being isnt an automobile which needs a certain amount of gas. There are conditions under which a pe...
• 6.【英语时差8,16】煎饼里的艾维斯2
• Notice, however, that you can be wrong sometimes without any ill effect. An example might be seeing animals in clouds. If it doesnt actually make any ...
• 7.【英语时差8,16】煎饼里的艾维斯
• Youve heard the stories: somebody in Texas is about to take a bite out of his burrito when he realizes that the face of Elvis is looking up at him fro...
• 8.【英语时差8,16】跑步的秘诀2
• But youre still smacking your foot directly on the ground, without any padding. Wouldnt this lead to more foot injuries? Possibly. And, of course, it ...
• 9.【英语时差8,16】鼾声与认知2
• Running shoes are carefully designed to cushion your feet and provide arch support and padding and all that stuff. Run without shoes and youll tear up...
• 10.【英语时差8,16】鼾声与认知
• Snoring can be pretty disturbing to people who sleep in the company of snorers, as well as to the snorer himself, though she may not realize it. For i...