Ad Valorem从价;按值;按价;从价税
ad hoc特别的;点对点;自组织;自组网
Ad Exchange广告交易平台;广告交易市场;互联网广告交易平台;系统维护工程师
anywhere ad任何地方;在什么地方;无论哪里;无论何地
actually ad竟然;实际上;现实上;竟至
naturally ad自然地;天然地;天生地;当然
generally ad通常地;凡是地
upwards ad趋向上升;以上
here ad向这里;这时;在这一点上;这里
（） You use AD in dates to indicate the number of years or centuries that have passed since the year in which Jesus Christ is believed to have been born. Compare . 公元
The original castle was probably built about AD 860.
原先的城堡可能是在公元860年前后修建的。