HSK 6
航空
hángkōng动
aviation
他毕业后进入航空公司。
Tā bì yè hòu jìn rù háng kōng gōng sī.
He joined an airline after graduation.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 6.