例句：Apple co-founder Steve Wozniak has lost faith in autonomous cars for the time being. Wozniak has flip-flopped in his opinions about the technology over the last few years.
翻译：苹果的创始人之一 Steve Wozniak暂时对无人驾驶汽车失去了信心，他（出尔反尔）得推翻了自己前几年对这项技术的观点。
flip-flopped 就是出尔反尔，反复无常，摇摆不定的意思。
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