Other major causes were stroke, loss of use of arms or legs,arthritis, depression,eyesight problems and gastrointestinal problems.

VOA: special.2009.12.28

It's reproduction of the virus and passage of that virus onto new cells which causes the problems with disease that we associate.

病毒一旦繁殖并进入新细胞,就会带来相关病症的危害

耶鲁公开课 - 生物医学工程探索课程节选

"The recommendations are very clear." "For a country like Greece, you need to act on the fiscal side, and therefore addressing very forcefully the root causes of your fiscal problems through spending cuts and increasing taxation."

VOA: standard.2010.03.11