Alkyl balides react with sodium borohydride and selenium in the presence of solid sodium hydroxide to give dialkyl selenides in excellent yields.是什么意思_Alkyl balides react with sodium borohydride and selenium in the presence of solid sodium hydroxide to give dialkyl selenides in excellent yields.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句