单词：grab traversal mechanism
单词：grab traversal mechanism 相关文章
Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin
60秒科学
Researchers observed the behavior of amputated octopus arms, which remain very active for an hour after separation. Those observations showed that the arms never grabbed octopus skin, though they would grab a skinned octopus arm. The octopus arms did
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New Treatment Potential Found in Popular TB Drug Scientists say new insights into a common tuberculosis drug will make it possible to shorten the treatment period for patients infected with TB. The drug pyrazinamide is widely used in combination with
VOA标准英语2011年(八月)
How To Make Friends And Connect With People In Challenging Times 在逆境中如何与人交朋友并建立牢固的关系。 It can be difficult to make friends living in a big city, especially when you dont know many people. 生活在一个大城市里
英语美文
How To Make Friends And Connect With People In Challenging Times 在逆境中如何与人交朋友并建立牢固的关系。 It can be difficult to make friends living in a big city, especially when you dont know many people. 生活在一个大城市里
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Seven years after terrorist attacks killed several thousand people in the United States, a new global public opinion poll shows that many people do not believe the attacks were the work of the al-Qaida terror network. VOA's Kent Klein reports from W
VOA标准英语2008年（九月）