noun 下载 🔗分享 磁场, 磁力场 A condition in the space around a magnet or electric current in which there is a detectable magnetic force and two magnetic poles are present. Examples : "A compass needle aligns itself with the Earth's magnetic field, pointing towards the North Pole. " 指南针的指针会沿着地球的磁场方向排列,从而指向北极。 physics energy condition space phenomena science element electric 与AI对话词汇游戏阅读练习