警戒,从定义上来说,是衡量一个新的病毒的传播,而不是其致命性。
Along with the apparent lethality of the 25th, she also respects in the rule of three.随着发现25号这一天的杀伤力越来越明显,她也开始相信“成三”原则。
Increment 2 is the largest effort ever undertaken to augment the lethality of the B-2 weapon system.增量2项目是美军有史以来规模最大的研发工作,以增加B - 2武器系统杀伤力。