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n.[电]验电器
1、Her electroscope was a metal case with two holes in its side.───她的验电器是一个金属盒子，旁边有两个小孔。
2、Specification for direct reading pocket type electroscope exposure meters───直读袖珍式验电器曝光表规范
3、To make sure it works, you're going to test the electroscope with an object with a lot of static electricity.───为了确保它能正常运作，你要用一个会产生很多静电的东西来测试。
4、In today's experiment you are going to build an electroscope to measure the static electricity of various household objects.───今天的实验中，你会自己做一个验电器，来测量看看不同的家用品各会产生多少静电。
5、The effect of the electrified triboelectrification rod with electricity is still obvious after 300 seconds to be tested by the electroscope.───带电后的摩擦带电棒，再过300秒才用验电器检验其带电情况，效果依然明显。
6、It was an electroscope which contained a small amount of radium.───这是一个验电器，其中载有少量的镭。
7、The leaves of the electroscope slowly diverge .───验电器的叶片慢慢张开。
8、Figure 4-2 a present - day laboratory version of the electroscope.───图4 - 2就是目前实验室里的验电器样式。
1、Figure 4 - 2 shows a present - day laboratory version of the electroscope.