We're going to talk about various aspects of food and I'd like to start off with a little pop quiz.
我们将讨论有关食品的方方面面,我将以一个小测验来开始这门课
The most recent example, as I mentioned before, is the huge spike in food prices around the world which has created rioting, starvation, major crises in various countries.
最近的一个例子,我之前提到过,是全世界范围食品价格的巨大变动,它在许多国家导致了骚乱,饥荒,以及其他重大危机
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