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We have carbon 12. I will even leave off the 6 because we already know it is carbon.
我们有碳12，我们将6省去6,因为我们已经知道它是碳了。
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$firstVoiceSent
- 来自原声例句
We have carbon 12. I will even leave off the 6 because we already know it is carbon.
我们有碳12，我们将6省去6,因为我们已经知道它是碳了。
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