单词	芳族取代
释义	芳族取代 aromatic substitution
随便看	The backbone of red pine THE BACKBONE OF THE CITY the backbone of the company the backbone of the country the backbone of the leadership The backbone teacher training the back burner the back concatenated odd sequences the back door The back door have no lock on it The back door is not well hinged The back door robs the house the back end the back flow the back gate the background the background and family relationship the background database The background is a bit dull The background is not well chosen the background of a scene the background of a story the background of culture the background of globalization The Background of Taoist Ci