2 sentences

1. 杂技团在晚会上表演了许多惊险的绝技。

   zá​jì​tuán zài wǎn​huì shàng biǎo​yǎn le xǔ​duō jīng​xiǎn de jué​jì.

   The acrobatic troupe performed many thrilling stunts at the gala.

   Source: Dong Chinese Dictionary

2. 为了练就这一手厨艺绝技，他苦练了整整十年。

   wèi​le liàn​jiù zhè yī​shǒu chú​yì jué​jì, tā kǔ​liàn le zhěng​zhěng shí nián.

   In order to master this culinary skill, he practiced hard for ten whole years.

   Source: Dong Chinese Dictionary