?硫氧化物
硫氧化物
For example, in my company we're making 30% more electricity than we were in 1990, and we're doing it with about 40% less emissions of sulfur dioxides and nitrous oxides.
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英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。