●ˈas at …/ˈas of … () used to show the exact date on which sth is correct or to which sth relates直至；到…时止◆All prices are correct as at 1 July 2004.到 2004 年 7 月 1 日为止的所有价格均准确无误。◆Consolidated Balance Sheet as of 31 March 2005截至 2005 年 3 月 31 日的合并资产负债表。●ˈas from …/ˈas of … () used to show the time or date from which sth starts自…起开始◆Our fax number is changing as from May 12.我们的传真号码自 5 月 12 日起更改。●ˌas ˈis (BrE alsoˌas ˈseen) () used to mean that sth is being sold in its present condition and that the person selling it does not make any promises about its quality按现状﹙出售某物，即出售者对质量概不负责﹚◆All used equipment is sold as is.所有的二手设备按原状出售。➡ idiom at per