2 sentences for 气流 (qì​liú — turbulence)

1. 飞机遇到强气流，发生了剧烈的颠簸。

   fēi​jī yù​dào qiáng qì​liú, fā​shēng le jù​liè de diān​bǒ.

   The plane encountered strong turbulence and experienced severe jolting.

   Source: Dong Chinese Dictionary

2. 飞机在降落过程中遇到了强气流，产生了剧烈的颠簸。

   fēi​jī zài jiàng​luò guò​chéng zhōng yù​dào le qiáng qì​liú, chǎn​shēng le jù​liè de diān​bǒ.

   The plane encountered strong air currents during landing, causing severe turbulence.

   Source: Dong Chinese Dictionary