第二世界 dì'èrshìjiè the Second World (Three Worlds Theory) Definitions Defs Origin Strokes Stroke Words Sentences Sents 第 dì affix [ordinal] Prefix used before a number or the question word 几 jǐ to form an ordinal number indicating sequence or rank二 èr numeral second ordinal number two; second世界 shìjiè noun world the whole earth or all countries; nature and human society as a whole