含有特别具有毒性的钸成分的混合氧化物燃料棒部分曝露。
Mixed oxide (MOX) fuel rods, partly composed of especially toxic plutonium are partially exposed.
六价铬电镀具有毒性大、环境污染严重等缺点。
Hexavalent chromium plating has weaknesses such as toxicity and environmental pollution.
但对另一些而言,药物则已过时且具有毒性作用。
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