In effect, it levitated on a thin bromobenzene film.

事实上，它悬浮在一层溴苯薄膜上。

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What are the main differences between a magnetically levitated train and an ordinary train?

磁悬浮火车和普通火车有什么主要的区别？

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What are the main differences between a magnetically levitated train and an ordinary train?

磁悬浮火车和普通火车有什么主要的区别？

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