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And no, it wasn't. When he took away the gold foil the count rate went down to zero.
看看是不是从,其他地方打进来的alpha粒子,但不是，当他拿走。
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$firstVoiceSent
- 来自原声例句
And no, it wasn't. When he took away the gold foil the count rate went down to zero.
看看是不是从,其他地方打进来的alpha粒子,但不是，当他拿走。
应用推荐