Metallic tin is not electropositive enough compared with the electronegativity of its oxide to deliver a useful potential difference.
比起铅来，金属锡的电正性没有二氧化锡的电负性强，所以无法产生可用的电位差。
Metallic tin is not electropositive enough compared with the electronegativity of its oxide to deliver a useful potential difference.
比起铅来，金属锡的电正性没有二氧化锡的电负性强，所以无法产生可用的电位差。
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