The structures of the intermediates and the target molecule is corroborated by 1H NMR and 13C NMR spectra in our experiments.是什么意思_The structures of the intermediates and the target molecule is corroborated by 1H NMR and 13C NMR spectra in our experiments.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句