1 sentence for 折扣 (zhé​kòu — falling short)

1. 有时候他是对的，不过，通常听他的预测要打折扣。

   yǒu shí​hou tā shì duì de, bù​guò, tōng​cháng tīng tā de yù​cè yào dǎ zhé​kòu.

   Sometimes he is right, but usually his predictions have to be taken with a grain of salt.

   Source: UM-Corpus: News