They have two electrodes, an anode and a cathode, that are connected by an electrically conductive material—generally a liquid—called an electrolyte.
蓄电池有阴阳两极，用导电材料——通常是一种叫做电解质的液体连接。
"You need an electrically conductive material for a capacitor, and diamonds are insulators," said Olga Shenderova, a nanodiamond expert at the International Technology Center in North Carolina.
北卡罗琳的国际技术中心一位纳米金刚石专家OlgaShenderova称，钻石是绝缘体，而电容器需要一种导电物质。
"You need an electrically conductive material for a capacitor, and diamonds are insulators," said Olga Shenderova, a nanodiamond expert at the International Technology Center in North Carolina.
北卡罗琳的国际技术中心一位纳米金刚石专家OlgaShenderova称，钻石是绝缘体，而电容器需要一种导电物质。
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