magnetic-field
柯林斯詞典
1. N-COUNT A magnetic field is an area around a magnet, or something functioning as a magnet, in which the magnet's power to attract things is felt. 磁場(chǎng)
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1. N-COUNT A magnetic field is an area around a magnet, or something functioning as a magnet, in which the magnet's power to attract things is felt. 磁場(chǎng)