It appears that the butter was contaminated by the PBDE from its paper wrapping, but how the chemical got into the packaging is a mystery-and of great concern.
看上去这些奶油是被它的纸质包装上的PBDE污染的，但是这些化学物质是怎么进入到包装内部却不得而知——但已经足以让人担忧。
Traditional thinking only defined packaging as the science and technology of wrapping up products for distribution and warehousing, but contemporary definition of packaging is more than that.
传统观念只是将“包装”看作一门包裹商品的科学技术，应用于运销与仓储，但“包装”的现代定义远不仅如此。
With brown, white, black wrapping paper and ribbon packaging, bundling gifts, is not allowed.
以褐色、白色、黑色的包装纸和彩带包装、捆扎礼品，也是不允许的。
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