HSK 6
滑行
huáxíng动
to slide; to coast; to glide; (of an aircraft) to taxi
飞机正在跑道上缓慢滑行。
Fēi jī zhèng zài pǎo dào shàng huǎn màn huá xíng.
The airplane is taxiing slowly along the runway.
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New in the HSK 3.0 word list at level 6.