The forms backpedaling and back-pedaled are used in American English. 美国英语中使用backpedaling和back-pedaled。
1 VERB 改变立场；软化；退缩 If you back-pedal, you express a different or less forceful opinion about something from the one you have previously expressed. 改变立场；软化；退缩
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Allen back-pedalled, saying that he had had no intention of offending them. [VERB]
艾伦退缩了，说他无意冒犯他们。
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He appeared to back-pedal on that statement. [VERB + on]
他看起来想要收回声明中说过的话。
SYN backtrack, go back, reverse, reconsider
2 VERB 变卦；出尔反尔；背弃诺言 If you say that someone back-pedals, you disapprove of their behaviour because they are not doing what they promised. 变卦；出尔反尔；背弃诺言 [disapproval]