In an energy security brief accompanying the letter Gorbachev warned of the dangers of continued reliance on oil, gas and nuclear power while relegating renewable energy to secondary status.是什么意思_In an energy security brief accompanying the letter Gorbachev warned of the dangers of continued reliance on oil, gas and nuclear power while relegating renewable energy to secondary status.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句