2 sentences for 运算 (yùn​suàn — calculate)

1. 这台计算机的运算速度极快。

   zhè tái jì​suàn​jī de yùn​suàn sù​dù jí kuài.

   The computing speed of this computer is extremely fast.

   Source: Dong Chinese Dictionary

2. 这台计算机正在进行高速运算。

   zhè tái jì​suàn​jī zhèng​zài jìn​xíng gāo​sù yùn​suàn.

   This computer is performing high-speed calculations.

   Source: Dong Chinese Dictionary