磁电性
electricity───n.电力;电流;强烈的紧张情绪
magnetic───adj.地磁的;有磁性的;有吸引力的
magnetic train───磁力列车
magnetic field───n.磁场;[电磁]磁场
electricity supply───供电;[电]电力供应
generate electricity───发电
electro-magnetic───电磁的
conducts electricity───导电
magnetic needle───n.磁针;[电磁]磁针
These driverless vehicles are guided by magnetic sensors, powered by solar electricity, and they stop automatically if an obstacle appears.───这些无人驾驶的交通工具由磁感应器指引,太阳能供电,碰到障碍物会自动停下。
If we charge it with electricity, it will become magnetic.───如果充上电,它就会带有磁性。
Creating a magnetic field using electricity is easy: an electric current flowing in a wire generates a magnetic field around that wire.───用电流产生磁场容易:当电流在金属线圈流动时,磁场也随之产生。