発展， はってん
1. development, growth, expansion, extension, flourishing
2. development (of a situation, story, etc.), advancement, progression, unfolding
3. playing around (sexually; esp. of a male homosexual), having an active sex life
发展、成长、扩张、延伸、繁荣；发展（指情境、故事等的发展），推进，进展，展开