magnetic field
magnetic-field的词性:
n.(名词)
1. A condition found in the region around a magnet or an electric current, characterized by the existence of a detectable magnetic force at every point in the region and by the existence of magnetic poles.
磁场:一种发生在磁体或者电流四周区域中的情形,其特点是在这个区域中的每一个点都存在着可测试到的磁力,并且存在着磁极