- 秦二世 qín'èrshì Qin ErshiSecond Emperor of the Qin dynasty (229-207 BC), born [[胡亥|胡亥|hu2 hai4]], who was the son of [[秦始皇|秦始皇|qin2 shi3 huang2]]
- 第二世界 dì'èrshìjiè the Second World (Three Worlds Theory)In the Three Worlds Theory, the group of developed nations positioned between the superpowers and the developing world