atprep.在；向；达n.基普(老挝货币基本单位)(=att)；[化]砹(极不稳定放射性元素)abbr.密封的(=airtight)abbr.气温(=air temperature)Atisa阿底峡(982-1054),印度人,(殊胜)又名燃灯佛教改革家。

1. If you invest now, you will be buying at rock bottom. The shares are at their very lowest today.
   如果你现在把钱投进去，你将以最低价买进，今天股票行市最低。