When did it become accepted wisdom that students should be able to name the 13th president of the United States but be utterly overwhelmed by a broken bike chain?
什么时候起，让学生能够说出美国第13任总统的名字，却对一个断裂的自行车链条感到完全不知所措，成了被普遍接受的智慧？
Amazon has just announced the purchase of the upmarket grocery chain Whole Foods for ＄ 13.5bn, but two years ago Facebook paid even more than that to acquire the WhatsApp messaging service, which doesn’t have any physical product at all.
亚马逊刚刚宣布以135亿美元收购高端杂货连锁店Whole Foods，但两年前Facebook为了收购WhatsApp信息服务，支付的金额甚至更多，而WhatsApp本身没有任何实体产品。
They are absolutely altering the food chain beyond what I think even they understand what they’re doing.
他们正在彻底改变食品链，甚至可能自己都没有意识到他们正在做的事情。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。