同どう時じ多た発はつテロどうじたはつテロMeanings1nounsimultaneous terrorist attacks; 9/11 attacksStrongly associated with the September 11, 2001 attacks in the US, but can refer to any coordinated multi-site terrorist attack.同どう時じ多た発はつテロから20年ねん以い上じょうが経たった。More than 20 years have passed since the 9/11 attacks.
