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And now we repeat the experiment, only this time we come with an electron beam.
现在来重复一下实验，仅在这次我们得到了电子束。
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$firstVoiceSent
- 来自原声例句
And now we repeat the experiment, only this time we come with an electron beam.
现在来重复一下实验，仅在这次我们得到了电子束。
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