There he met Alan Lomax, an expert on America's traditional music.
VOA: special.2010.06.20
So, my final example is from Alan Davidson's lab, and Alan is an inorganic chemist -- he loved those transition metals and they're unique properties, and he designed this compound, it's called Cardiolite, Cardiolite and it's used in heart imaging.
最后一个例子是Alan,Davidson实验室,他是个无机化学家-,他喜欢研究过渡金属,和它们的奇特性质,他设计了这种化合物,叫做。
Coming after a week of almost-universally upbeat economic data that buoyed U.S.markets, Wednesday's more-somber news is a reality-check, according to Alan Brown of Schroders, an asset management company.
VOA: standard.2009.08.05
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