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The spacecraft's extremely efficient ion engines will use electricity derived from solar power to ionize xenon atoms and generate a gentle but continuous thrust. 飛船極度高效的離子發(fā)動(dòng)機(jī)將利用太陽(yáng)能電離氙原子產(chǎn)生一種溫和而又持久的推力發(fā)電。