| 例句 |
retrogressedverbpast tense of retrogress to go back to a previous and usually lower state or levelthe quality of research at the university lab has begun to retrogress since the massive budget cuts went into effect regressed, returned, reverted backslid, lapsed, relapsedthrew backebbeddeclined, degenerated, dropped, fell, retrograded, worsened advanced, developed, evolved, progressed grew, matured, ripened |