托管法律属性不明，功能模糊。
其他成百上千的词在含义上更加模糊，证明了中世纪艺术、工艺和功能的惊人专业化。
Hundreds of others are more obscure in their meanings and testify to the amazing specialization in medieval arts, crafts and functions.
而从食品企业的角度出发，最重要的一点是，这些“功能食品”模糊了食品和药品的界限，为企业带来获得更高利润和更快增长的大好前景。
Best of all, from the food companies' point of view, these "functional foods", which blur the line between foods and drugs, hold out the promise of higher margins and faster growth.
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