Events are planned in a number of countries to mark World No Tobacco Day.

VOA: special.2010.05.31

Mark has a skill which, a number of skills, which one rarely sees in an entrepreneur no matter what the age is.

马克有一些技巧，很难在其他企业家身上,发现这种特质。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

Mark Wickham-Jones from the University of Bristol says the Conservatives and the Liberal Democrats differ on a number of policies and the markets may not react well to that.

VOA: standard.2010.05.13