2 sentences

1. 一股强冷空气正横扫中国北方大部分地区。

   yī gǔ qiáng lěng kōng​qì zhèng héng​sǎo Zhōng​guó běi​fāng dà​bù​fen dì​qū.

   A strong cold air mass is sweeping across most of northern China.

   Source: Dong Chinese Dictionary

2. 这支球队以秋风扫落叶之势横扫了所有对手。

   zhè zhī qiú​duì yǐ qiū​fēng sǎo luò​yè zhī shì héng​sǎo le suǒ​yǒu duì​shǒu.

   The team swept through all their opponents with overwhelming force.

   Source: Dong Chinese Dictionary