阴天: cloudy day, overcast sky...
建: to establish, to found, to set up, to build, to construct...
讽刺: to satirize, to mock, irony, satire, sarcasm...
招待会: reception...
各自: each, respective, apiece...
假定: to assume, to suppose, supposed, so-called, assumption, hypothesis...
交费: to pay a fee...
题目: subject, title, topic...
风餐露宿: brave the wind and dew, stand exposure, deprivation and hunger, go through the rigors of living in the wilderness, exposed to cold and wet on a journey...
小康: moderately affluent, well-off, a period of peace and prosperity...