Silver-colored metal dental fillings contain mercury that may cause health problems in pregnant women, children and fetuses, according to the US Food and Drug Administration.
美国食品和药物管理局近日称，银色的金属牙齿镶嵌物中含有的汞会给孕妇、儿童及胎儿带来健康问题。
Besides water, the plume also contained carbon monoxide, carbon dioxide, ammonia, sodium, mercury and silver.
除了水，羽状物中还包含一氧化碳，二氧化碳，氨，钠，水银和银。
The Woodman replied that it was not, and Mercury then dived a second time, and, bringing up a silver axe, asked if that was his.
樵夫说不是。于是，墨丘利第二次跳进河中，又捞起来一把银光发亮的斧子，问是不是他的。
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