搜尋結果
permanent magnet
- a magnet that retains its magnetic properties in the absence of an inducing field or current.
noun: permanent magnet, plural noun: permanent magnets
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- IPA[ˈpərm(ə)nənt ˈmaɡnət]
- a magnet that retains its magnetic properties in the absence of an inducing field or current.
Oxford American Dictionary