经济

economy; financial condition; govern and benefit the people; economic; economical; dollars-and-cents; budget; economically

环境

environment; surroundings; condition; setting; circumstance; medium; habitat; milieu; context; atmosphere; ambience; vibe; environmental; ambient

辩论

debate; discuss; dispute; argue; contend; face off; argument; controversy; polemic; disputation; ding-dong; polemical