二简 Traditional form: 二簡 Pinyin (reading): èrjiǎn Definitions: abbr. for 第二次漢字簡化方案/第二次汉字简化方案 ( Dì'èrcì Hànzì Jiǎnhuà Fāng'àn) Characters: 二 - two; twice 简 - simple, succinct, terse; a letter Traditional characters: 二 - two; twice 簡 - simple, succinct, terse; a letter