1. This is what we mean by the retrogressive nature of Japan's war. 这就是所谓日本战争的退步性。
2. Objective To objectively evaluate the clinical efficacies of different types of warm needling in treating retrogressive gonarthritis. 目的对不同温针灸治疗膝骨关节炎的临床效果进行客观评价。
3. China is moving forward, not back, and it is the revolutionary base areas, not any of the backward, retrogressive areas, that are leading China forward. 中国是向前的，不是向后的，领导中国前进的是革命的根据地，不是任何落后倒退的地方。
