伟大: huge, great, grand, worthy of the greatest admiration, important (contribution etc)...
惊人: astonishing...
委员会: committee...
换成: to exchange (sth) for (sth else), to replace with, to convert into...
伤感: sad, emotional, sentimental, pathos...
禅杖: the staff of a Buddhist monk...
全国: whole nation, nationwide, countrywide, national...
赞扬: to praise, to approve of, to show approval...
梳子: comb...
不但: not only (... but also...)...