2 sentences for 滑行 (huá​xíng — taxi)

1. 飞机正在跑道上滑行，准备起飞。

   fēi​jī zhèng​zài pǎo​dào shàng huá​xíng, zhǔn​bèi qǐ​fēi.

   The plane is taxiing on the runway, preparing for takeoff.

   Source: Dong Chinese Dictionary

2. 飞机在跑道上缓慢滑行，准备起飞。

   fēi​jī zài pǎo​dào shàng huǎn​màn huá​xíng, zhǔn​bèi qǐ​fēi.

   The plane is taxiing slowly on the runway, preparing for takeoff.

   Source: Dong Chinese Dictionary