popular front
noun
- a party or coalition representing left-wing elements, in particular (the Popular Front) an alliance of communist, radical, and socialist elements formed and gaining some power in countries such as France and Spain in the 1930s人民阵线（代表左翼分子的政党或联盟, 尤指20世纪30年代在法国、西班牙等国形成并取得一定权力的共产党、激进派和社会主义分子联盟）。