| 释义 |
retrogression/retrə(ʊ)ˈɡreʃ(ə)n/n. 1 backward or reversed movement 向后运动，反向运动 2 a return to a less advanced state; a reversal of development; a decline or deterioration 倒退，退步；退化，恶化 3 Astron. 【天】 = RETROGRADATION □ retrogressive /-siv/ adj.[RETRO-, on the pattern of progression] |