2008-07-23 Dr. Michael DeBakey’s Long and Productive Life
This is the VOA Special English Health Report. Michael DeBakey performed more than sixty thousand operations during his long career…
VOA英语教学网 - VOA Learning English
一个让你免费在线学习VOA英语的好地方! 无须报名, 不收学费, 全年无休, 保证提高! (^_^)
This is the VOA Special English Health Report. Michael DeBakey performed more than sixty thousand operations during his long career…