Since its introduction last year, over a million copies of the software have been sold.自从去年首次面市，这款软件已售出一百万份以上。His second book came out in hardback last month.他的第二本书上个月以精装本面市。When does their new album come out?他们的新专辑什么时候面市？They incurred enormous expenditures for publicity during the launch years.产品面市那几年，他们在广告上投入了巨资。