2 sentences

1. 不要偏离计划。

   bù yào piān​lí jì​huà.

   Don't deviate from the plan.

   Source: OpenSubtitles

2. 这架飞机的航线偏离了预定轨道。

   zhè jià fēi​jī de háng​xiàn piān​lí le yù​dìng guǐ​dào.

   The aircraft's flight path deviated from the planned course.

   Source: Dong Chinese Dictionary