对起飞和安静飞行要求更少动力的引擎。
Engines that require less power on takeoff, for quieter flight.
与法拉利不同,劳斯莱斯不能靠引擎声来评价的---要依靠安静的能力和扭矩,这些恰恰是依靠的电机和马达的性能。
Unlike a Ferrari, for example, a Rolls-Royce is defined not by the sound its engine makes, but by silence and torque. Those, as it happens, are precisely the qualities of electric motors.
这只是更加安静,但只是轻微些:风扑打着尾翼和机翼的声音吞没了引擎声。
It's quieter, but only slightly: the wind drowns out the engines as it buffets the tail and wings.
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