相关单词近义词 back 后面, regress 倒退, decline 下降, revert 恢复, degenerate 退化, worsen (使)更坏, reverse 逆转, go back 回去, retreat 撤退, draw back 撒回, withdraw 撤回, retrograde 倒退的, recidivate 复犯, relapse 复发, lapse 过失, fall back 后退临近词retron, retro, retrocatheteris, retrofit of DEH, retroreflection, Retropropulsion, retroalkylation, Retropancreatic, retropenitoneal, retrofit scheme, retroconversion, retroperitoneal 返回 retrogressively