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你每次只要拿一颗就可以清洁牙齿,咀嚼后用少量水漱口,或者直接吞下都可以,因为它是无害的

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你每次只要拿一颗就可以清洁牙齿,咀嚼后用少量水漱口,或者直接吞下都可以,因为它是无害的
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Only one piece is enough for cleaning your teeth! After chewing, you can rinse your mouth with a little water, or you can even swallow it directly, for it is harmless.
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