今天我们要学的词是passing fad. Passing fad, 的意思是“一股风”，“一时的风潮”。

"Don't let him spend so much money on golfing equipment, his interest in the sport could be just a passing fad," 别让他花那么多钱买设备，他对高尔夫的兴趣可能就是三分钟热度而已。 "Apple's iPhone proves to be a game changer instead of a passing fad," 事实证明，苹果公司的iPhone不是昙花一现，而是革命性的产品。 "U.S. president Obama says that, like TV, green energy is not a passing fad," 美国总统奥巴马说，绿色能源就和电视机一样，不是一时的风潮。好，今天我们学习的词是passing fad...