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sulfur
n.同“sulphur”vt.用硫磺处理 现在分词:sulfuring过去式:sulfured第三人称单数:sulfurs过去分词:sulfured 柯林斯词典 → see: sulphur 双语例句 Sulfur emissions from steel mills become acid rain. 炼钢厂排放出的硫形成了酸雨。 Among the common toxic gases are sulfur dioxide, methane, the oxides of nitrogen...
发布时间:2026-06-09 浏览量:0