second revolution / campaign from 1913 of the provisional revolutionary government (under Sun Yat-sen and the Guomindang) against Yuan Shikai 袁世凱|袁世凯 and the Northern Warlords
Second Chinese Character Simplification Scheme (second round of simplified Chinese characters, proposed in 1977 and retracted in 1986) / abbr. to 二簡|二简[er4 jian3]