1946 ( MCMXLVI ) la m?t n?m th??ng b?t đ?u vao Th? ba c?a l?ch Gregory , n?m th? 1946 c?a Cong nguyen hay c?a Anno Domini , the n?m th? 946 c?a thien nien k? 2 , n?m th? 46 c?a th? k? 20 , va n?m th? 7 c?a th?p nien 1940 .