be riding for a fallinformalFAIL to be doing something unwise which could result in failure 〔不顾后果地〕蛮干,鲁莽行事 I had a feeling he was riding for a fall, and tried to tell him so. 我感觉他在蛮干,于是设法告诉他这一点。
be riding for a fall• He seems to be riding for a fall, almost recklessly risk-taking.
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