乐园: paradise...
多云: cloudy (meteorology)...
捐助: to donate, to offer (aid), contribution, donation...
尽早: as early as possible...
界定: definition, to delimit...
引诱: to coerce (sb into doing sth bad), to lure (into a trap), to seduce...
花费: expense, cost, to spend (time or money), expenditure...
竞争: to compete, competition...
夏令营: summer camp...
尖端: sharp pointed end, the tip, the cusp, tip-top, most advanced and sophisticated, highest peak, the best...