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想听一个关于钠的笑话吗?不适用
Wanna hear a joke about Sodium? Na
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请停下来-鼻涕虫先生
Please stop - MrSnuffleupagus
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它只是一个伟大的元素
Its just a great element
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它的盐
its salt
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盐是氯化钠。没有氯,就不是盐
Salt is sodium chloride. Without chlorine, its not salt - MrSnuffleupagus
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