?突然化学袭击

... 撞见 meet or discover by chance; run across; catch sb. in the act 我昨天碰巧撞见了他。 i ran aross him yesterday 突然化学袭击 surprise dosage attack 袭击 make a surprise attack on; assault; surprise; raid 袭击敌军阵地 make a surprise attack on the enemy positions; 受到台风的袭击 be hit by a typhoon; 敌军对我边境地区进行袭击。 enemy troops raided our border areas ...