The results show that the yield can reach as high as 84.6%by use of tetrabutylammonium bromide andunder the optimum conditions.是什么意思_The results show that the yield can reach as high as 84.6%by use of tetrabutylammonium bromide andunder the optimum conditions.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句