Have you ever stood up by someone, and that made you angry? Do you know how to describe such a behavior in Chinese?
"变卦 (biàn guà)" means someone suddenly changes his/her mind on something that has already been decided. People usually use this word to express dissatisfaction to the person who has changed.
1. Búshì yǐjīng shuōhǎo le míngtiān yìqǐ chūqù wánr, nǐ zěnme línshí biànguà le?
Haven't we decided to go out tomorrow? Why do you change your mind suddenly?
2. Tā qiánjǐtiān míngmíng dāying le bāng wǒ mǎi dōngxi, dàn zuótiān yòu tūrán biànguà le, zhègerén zǒngshì zhèyàng.
He had agreed to help me with some shopping days ago, but went back on his word yesterday. He is always acting like that.
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