| 释义 |
retrogresses是retrogress的第三人称单数 过去分词：retrogressed 现在分词：retrogressing 第三人称单数：retrogresses v. regress,decline,revert,degenerate,worsen v. | 1. to return to an earlier and usually worse condition 2. to move or travel backward 3. to show or develop the less complex features of simpler organisms |
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