This year we witnessed the extraordinary danger of mixing buildings with earthquakes, particularly in poor regions - fortunately, a group called PAKSBABis finding solutions.
He was so poor that he started mixing his own food, and later dropped the other project to focus on food technology.
他太穷了以至于开始把自己的食物都混合着吃，后来他丢下另一个项目跑去研究食品科技。
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Instructor Bruce Williams covers effects and forensic audio techniques, such as restoring sound gathered from vinyl and correcting poor audio, to mixing in surround sound.