The Danube River was at risk due to the leakage of more than 60 different chemicals, including mercury, from Pancevo.
由于60多种不同的化学物质,包括汞的泄漏,多瑙河受到了严重的威胁。
The Danube River was at risk due to the leakage of more than 60 different chemicals, including mercury, from Pancevo.
由于60多种不同的化学物质,包括汞的泄漏,多瑙河受到了严重的威胁。
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