士气: morale...
路线: itinerary, route, political line (e.g. right revisionist road)...
实惠: tangible benefit, material advantages, cheap, economical, advantageous (deal), substantial (discount)...
淘气: naughty, mischievous...
名人: personage, celebrity...
筹备: preparations, to get ready for sth...
贬低: to belittle, to disparage, to play down, to demean, to degrade, to devalue...
良好: good, favorable, well, fine...
证据: evidence, proof, testimony...
无可厚非: Can't blame too much, It means that although there are shortcomings in speaking and doing things, there are still merits and should be understood...