In their study of the Christmas ornaments, Doucette and his colleagues found that just one gingerbread man ornament raised the DCA levels in a house to unsafe levels.
在他们的化学研究中，多赛特和他的合作伙伴发现仅仅一个姜饼人装饰物就可以使室内dca浓度升高至危险的水平。
Sometimes, we'd all swear that we'd smelled the peppermint, candy cane, gingerbread house and poinsettia fragrances of Christmas wafting out of that hole.
我们敢发誓，有时候，我们还能闻到从洞里飘荡出来的椒薄荷、拐杖糖、姜饼屋和圣诞节的一品红香味。
The first photograph, "The Night Before Christmas, " features a gingerbread house, Christmas cookies, candles, bulbs, and more.
第一张图片是“圣诞节前夜”，图片上有圣诞姜饼屋、圣诞曲奇饼干、蜡烛和灯泡等等。
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