So three years ago , when allegheny energy decided to install scrubbers to clean the plant 's air emissions , environmentalists were overjoyed .
于是在3年前,当阿勒格尼能源公司决定安装洗涤塔以清洁工厂的排放废弃时,环保主义者们都喜出望外。
To satisfy the queen , he took part of the inside of a young fawn , which the wicked woman thought was poor little snow-white , and was overjoyed to think she was dead .