求翻译英语求大神,复制粘贴的就算啦,这个我也会

求翻译英语求大神,复制粘贴的就算啦,这个我也会
M ean while,一y—alumina is a very effective catalyst for this reaction．and it is believed that most of the acid sites on this catalyst are of the Lewis type．However,there is no consensus in the scientific community as to whether the Lewis sites Can be converted to Br6nsted sites in the presence of water『8—101．Special interest for catalysis applications of nanoparticles is due to their unique properties．Recently,many different methods have been investigated in order to synthesize mesoporous nanocry stalline ．A1203 with a higher specific surface area『11—151