变卦 變卦

    biànguà

    1. Verbto change one's mind; to go back on one's word

    你刚答应帮忙,现在怎么变卦了?Nǐ gāng dāying bāngmáng, xiànzài zěnme biànguà le?You just agreed to help, why are you going back on your word now?