Powerplants - that is, jet engines for airplanes, turbines for ships - are some of the most complex, expensive and potentially troublesome components of any weapon system.
动力装置——飞机的喷气发动机，船只的涡轮发动机——是所有武器系统当中最复杂、最昂贵、最容易出现问题的部件。
Powerplants - that is, jet engines for airplanes, turbines for ships - are some of the most complex, expensive and potentially troublesome components of any weapon system.
动力装置——飞机的喷气发动机，船只的涡轮发动机——是所有武器系统当中最复杂、最昂贵、最容易出现问题的部件。
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