“现在是可以对烟民自由开炮的时期。”我说道。"It's open season on smokers," I say.他们对英国船舶开炮.They let off their guns at the British ships.防空 部队开炮,击中了两架敌机.The anti - aircraft units opened fire and hit two of the enemy planes....
But the exact direction of causation is hard to establish.但是因果关系的具体程度是很难确定的.The gene is only part of the causation of illness.基因只是致病的部分原因。The causation of wheel breaking - up was analyzed through physical and chemical in...