1 sentence

1. 这份数据很重要，计算时绝对不能有差忒。

   zhè fèn shù​jù hěn zhòng​yào, jì​suàn shí jué​duì bù néng yǒu chā​tè.

   This data is critical; there must be absolutely no errors in the calculations.

   Source: Dong Chinese Dictionary