开口: to open one's mouth, to start to talk...
社会: society...
典范: model, example, paragon...
各: each, every...
根: root, basis, classifier for long slender objects, e.g. cigarettes, guitar strings, radical (chemistry)...
帮助: assistance, aid, to help, to assist...
衰减: to weaken, to attenuate...
食物: food...
庆典: celebration...
穿上: to put on (clothes etc)...
