词汇	pitch-class set
释义	pitch-class set 音级集合
随便看	tourism consumption gradient tourism consumption market tourism consumption migration tourism consumption structure tourism contract tourism cooperation tourism co-operation tourism cooperation between China and Africa tourism cooperation-competition tourism cooperation in different areas tourism cooperation mechanism tourism cooperation projects Tourism Cooperative System tourism core compete capacity tourism core competition capacity tourism core-periphery spatial structure tourism corporate group tourism corporation tourism corporations tourism corridor tourism country cluster tourism course tourism crafts Tourism creates jobs tourism creative development