Do you remember that the element mercury was used in the thermometers of your parents' generation?
你还记得在你父母那一代的温度计中使用的水银元素吗?
The element mercury has been shown to damage the human nervous system.
汞元素已被证实会损害人的神经系统。
Do you remember that the element mercury was used in the thermometers of your parents' generation, before digital thermometers were invented?
你是否记得在数字体温计发明前,水银在你父母亲那个时代是用来制造体温计的?
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