剑桥词典a final attempt to prevent something from happening 最後一搏；頑抗到底；竭盡全力 The unions were determined to fight a rearguard action against the government's plans to strip them of their powers . 各工會下定決心作最後一搏，以抗拒政府剝奪其權力的計劃。 返回 rearguard action