Japan's nuclear agency said there was a strong possibility that radioactive cesium detected at the plant after the blast was from the melting of a fuel rod.

日本原子能安全和保安院说，爆炸后在核电站探测到的放射性铯，极有可能是来自于融毁的燃料棒。

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In exchange, the operators of Germany's 17 nuclear plants will pay a combined 2.3 billion euros in annual fuel-rod taxes and contribute to a renewable-energy fund.

作为交换，德国境内17座核电站的运营商需要每年为年度燃料棒税和再生能源基金支付总额为23亿欧元的费用。

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Indeed, ninety-five percent of a spent nuclear fuel rod is natural uranium, and so it can be put right back in the ground, just as it was found.

实际上，一个用尽的核燃料棒中95%的是天然铀，因此我们可以把它重新埋入地下，就像刚发现那样。

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In April 2009, a control rod the shutdown device used to stop the nuclear reaction in a plant's core malfunctioned in Reactor No. 3 due to a leaking valve.

WSJ: Japan Plant Had Troubled History