单词	pipe, drain
释义	Pipe, drain排水管Pipe, drain排水管水利工程
随便看	air defense command 防空司令部 air defense computer air defense control center air defense control center {= adcc} air defense controller air defense drill air defense emergeency air defense emergency air defense forces air defense formation and disposition air defense identification zone air defense identification zone (adiz) air defense identification zone 防空识别区 air defense indentification zone air defense indentification zone (adiz) air defense initiative（adi） air defense missile air defense radar air defense region air defense restricted area air defense sector air defense ship air defense suppression missile air defense suppression missile (adsm) air defense system