桑植县马来食螺龟云南闭壳龟马来西亚巨龟豹斑象龟黄额盒龟价格怎么养
时间:2019年10月14日 22:24:38

How To Deal With Heat Exhaustion如何进行中暑急救 VideoJug shows you how to deal with heat exhaustion caused by overly strenuous exercise. This can be extremely dangerous, so just follow these simple steps to avoid any serious health damage caused by heat exhaustion.Step 1: You will need(用品)1 oscillating fandrinking water1 clothStep 2: Get the person to a cool place(把中暑者放置到凉快的地方)Or use an oscillating fan to help cool them down, and loosen any tight clothing.Step 3: Raise their legs(抬起中暑者的双腿)Now get them to lie down and elevate their legs. This will help to improve the blood flow to the brain.Step 4: Drink plenty of fluid(多喝流体)Like plain water, sweet fluids, or a saline solution of 1 teaspoon of salt dissolved in a litre of water. Make sure you support the casualty's head while they are drinking.Step 5: Cool person down(冷却)Now dampen the person's skin down with a cloth that's been run under lukewarm water.Even if the person is unable to drink any fluids due to nausea or vomiting or if there is no improvement after 1 hour, seek medical advice. If the person makes a quick recovery they should still see a doctor Article/201107/145793

So where does this incredible relationship come from?那么 这种神奇的关系到底从何而来When did it start and how?何时开始 又是如何开始的?It#39;s a question that has puzzled scientists ever since Darwin.这个问题从达尔文时代就困扰着科学家He recognised the special relationship we have with dogs达尔文发现了我们与之间存在着特殊关系but was at a loss to explain it.但他却无法科学地解释它Darwin couldn#39;t even say for sure达尔文甚至不能确定which animal was the true ancestor of the dog.什么动物才是的真正的祖先It#39;s a complex puzzle that both archaeologists这是个难解的谜团And molecular geneticists have been working to solve.要考古学家与分子遗传学家来共同解决There#39;s a huge amount of variation in present-day dogs.现代的类有着数量众多的变种Consider the difference between a pekinese and a great dane.考虑到大巴与丹麦大的巨大区别Could they really all be descended from one wild ancestor?他们是否真的拥有共同的野生祖先呢It could have been a coyote that可能曾经有一头非洲豺(体型较小)might have intergressed with a wolf and then that may与其他狼共同繁衍 然后have been slightly selected upon to create就此轻微地影响了物种的进化one particular breed of dog, or jackals or african wild dogs.就出现了一种犬或豺之类的野生动物Any number of these other dog-like species that are out there而还有许多其他的犬科动物must have come together and聚集在一起(交配繁殖)that#39;s where that variation must have come.这也是为什么会出现这么多的变种 Article/201302/224892

欧洲冠军联赛1/4决赛首回合一场焦点战打响,AC米兰坐镇圣西罗主场迎战巴塞罗那队。双方0-0战成平局,罗比尼奥、伊布先后错失单刀球,第16分钟桑切斯单刀被门将扑倒的疑似点球也没有吹罚。 In a mouth watering UEFA Champions League quarter final encounter on Wednesday, AC Milan hosted Barcelona for the first leg. The two sides have met twice in the group stage this season, with the Spanish champions beating Milan 3-2 at San Siro after being held to a 2-2 draw at home. Barca is in red hot form with Lionel Messi having an extraordinary run of 21 goals in his last nine outings for club and country. Barcelona forward Lionel Messi, of Argentina, center challenges for the ball with AC Milan midfielder Djamel Mesbah, of Algeria, right, and AC Milan defender Daniele Bonera during a Champions League first leg quarterfinals soccer match, between AC Milan and Barcelona, at the San Siro stadium, in Milan, Italy, Wednesday, March, 28, 2012. (AP Photo/Luca Bruno) The home comes close early. After a string of blunders from Barcelona, Zlatan Ibrahimovic sets up Robinho for a close-range volley, but it#39;s wide. It#39;s still 0-0. The Spaniards then with a free-kick opportunity - Xavi Hernandez and Alexis Sanchez slice the Milan defence apart but it ends in vain. Sanchez appears to be tripped by Christian Abbiati. But the referee turns down the request for a penalty. Barcelona then steps up a gear. In the 17th minute, Messi on target to push the title holders ahead but he#39;s ruled offside. Ibrahimovic with a wasted chance for AC Milan keeps it 0-0 at halftime. Barcelona pushes hard for an opener in the second half with Messi the biggest threat. But the World Player of the Year fails to snatch a late win when he#39;s blocked at close-range by Abbiati. Barcelona frustrated with the nil all draw, setting up an intriguing second leg at the Nou Camp next Tuesday. Article/201203/175977


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