2 sentences

1. 我不是经济学家，对经济学一窍不通。

   wǒ bù​shì jīng​jì​xué​jiā, duì jīng​jì​xué yī​qiào​bù​tōng.

   I'm not an economist, and I don't know anything about economics.

   Source: CCMatrix

2. 经济学家预测出了过去5次衰退中的9次。

   jīng​jì​xué​jiā yù​cè chū le guò​qù5 cì shuāi​tuì zhōng de9 cì.

   Economists have forecast nine of the last five recessions.

   Source: CCMatrix