oxygen plus
网络释义
...PC-3超级抗氧化剂+Oxygen Plus抗氧化长青素营养套装组合【规格】三个月用量300g大瓶装等渗OPC-3一瓶Oxygen Plus（抗衰老常青素）60粒装三瓶 产品介绍详见本店店面产品说明美安产品由美国抗衰老医学学会总裁Dr.
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原声例句
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You start with O double minus, so that is oxygen plus two electrons.
你从氧二负离子，也就是氯元素带2个负电子。
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times 7, plus we have 6 in the sulfur, and oxygen is right above sulfur, so that also has 6.
二乘上七，加上硫的六个，而氧在硫的正上方，因此也有六个。
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Because aluminum ions have charge of plus three and oxygen ions have charge of minus two.
因为铝离子为正三价,氧为负二价。
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