sbar magnet的用法和樣例:
例句
- The magnetic state of a bar magnet or a horseshoe magnet is extremely complicated.
條形磁鐵或馬蹄形磁鐵的磁態是極其複雜的。
- Fluid iron in the planet's core acts like a huge bar magnet, creating a relatively weak magnetic field.
地心處的液態鐵就像一個巨大的條形磁鐵,會形成相對較弱的磁場。
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