翻译和例句：
咖啡中发现微量致癌物质GERMAN researchers have found a substance (物质) in coffee that may cause cancer. Thirty-one kinds of coffee were tested and the substance was discovered in all of them. While the quantity ……
暗物质Scientists have begun *calibrating China’s first dark matter *probe in order to produce more... understand the past and future of the universe.宇宙中，“普通物质”(ordinary matter)，即人类能直接探测到的物质占宇宙中物质总量的4.9%，此外，还存在很难探测到的暗物质 ……
这些营养物质可以保护你的皮肤。Spending too much time under the sun can damage (损害) your skin. But the nutrients listed below can help you rebuild (重建) your skin cells. ……
不同颜色的果蔬好处大不同。Vegetables and fruits have many different colors. In fact, their colors can tell us which nutrients (营养物质) they have inside. ……
非物质文化遗产为什么重要？From the reggae music of Jamaica to Tibetan herbal baths, protecting different forms of intangible cultural heritage helps us pass on wisdom and philosophy. ……
(癌症). The rich nutrients (营养物质) in broccoli help your heart, muscles (肌肉), eyes and immune system (免疫.... For example, don’t microwave (微波) broccoli. It can take away good chemicals (化学物质) and some vitamins ……
’s activity of “bringing intangible cultural heritage (非物质文化遗产) to campus”. Students from Hupo... cultural heritage (非物质文化遗产) to campus”. ……
cultural heritage (国家级非物质文化遗产) in 2006. A teacher teaches students how to sing and act... a history of 200 years. It became a national intangible cultural heritage (国家级非物质文化遗产) in 2006. ……
chemical (化学物质). This chemical tastes more spicy.Most gingers, young and old, are spicy. That’s because... turns into another chemical (化学物质). This chemical tastes more spicy. ……
科学家绘出太空神秘“暗物质”三维立体图
map of dark matter.(China Daily Jan. 8, 2007)(China Daily Jan. 8, 2007)天体物理学家们首次绘制出了“暗物质”的三维立体图，这种神秘的物质占据了宇宙的大部分质量。一直以来，它是科学界最大的谜团之一。暗物质是一种人类不能直接观察到的物质，因为它既不反射也不释放光线或放射线——至少，我们现有的探测器无法观测到它。但是科学家可以通过对因受暗物质 ……
can see the words now. The words are brown.Why?柠檬汁里有一种含碳的物质，这种物质溶解在水中几乎没有颜色。但是加热之后，它会分解留下棕黑色的碳，所以字就显现出来了。 ……
it. They made leather from a cactus (仙人掌). They turn the cactus into powder (粉末) and put chemicals (化学物质... the cactus into powder (粉末) and put chemicals (化学物质) into the powder. The cactus leather is green ……
为什么书会随着时间的推移而变黄？为什么书会随着时间的推移而变黄？A special material (物质) in the paper gives this color... yellow.A special material (物质) in the paper gives this color. Most paper is made from wood. Wood ……
strikes Earth about 20 million times. Lightning can make a special kind of chemical (化学物质). It can... of chemical (化学物质). It can reduce (减少) greenhouse gases (温室气体) in the atmosphere. ……
. It is smaller than a penny. Scientists think minerals (矿物质) carried by water helped to form ... like a piece of coral (珊瑚) or a flower. It is smaller than a penny. Scientists think minerals (矿物质 ……
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