飞行 + Noun
飞行 (fēixíng) means "to fly" or "flight" and refers to the act of traveling through the air or space. It is more formal than 飞 alone and commonly appears in aviation and space contexts, such as 飞行任务 (flight mission).
这架飞机已经连续飞行了十个小时。
Zhè jià fēijī yǐjīng liánxù fēixíngle shí gè xiǎoshí.
This airplane has been flying continuously for ten hours.
他从小就梦想成为一名飞行员。
Tā cóngxiǎo jiù mèngxiǎng chéngwéi yì míng fēixíngyuán.
He has dreamed of becoming a pilot since he was young.
这次飞行任务非常顺利。
Zhè cì fēixíng rènwù fēicháng shùnlì.
This flight mission went very smoothly.