单词：respiratory appendages
单词：respiratory appendages 相关文章
One maybe heavier than the other, for example, the other maybe more lightly built or gracile,比如说一种比另外一种重，而另一种体态更小或更纤细，or maybe that they have a difference in crest on top of the head,或者可能在头上
侏罗纪搏击俱乐部
Broadcast: Mar 18, 2003 The World Health Organization said it still does not know the cause of a mysterious respiratory illness that is being blamed for the deaths of nine people. The disease, known a
VOA2003（上）-健康之旅
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals that live in cold climates tend to have stubby limbsshorter arms and legseven smaller ears and tails. Picture a penguin and youll see what I mean
Scientific American(十二)月
Sometimes women and men break a nail working on a tough task. Because our keratin claws are no match for the club-like appendages of a critter called the peacock mantis shrimp. They can hammer through crab exoskeletons and even mollusk shells to find
Scientific American(六)月
Global Concern Grows About Deadly Middle East Respiratory Syndrome The new Middle East Respiratory Syndrome strain was diagnosed in Saudi Arabia last year. It is a coronavirus, the same viral family that triggered the outbreak of SARS, Severe Acute R
VOA标准英语2013年(六月)
Hello, I'm Nil Nunes with the BBC News. The British Prime Minister, David Cameron, is preparing for a day of frantic diplomacy in Brussels, as he tries to win support from the twenty-seven other European leaders to achieve the reforms he wants. The d
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