HSK 7-9
拱
gǒng动
to cup one's hands in salute; to surround; to arch; to dig earth with the snout
这座石桥向上拱起一道弧线。
Zhè zuò shí qiáo xiàng shàng gǒng qǐ yí dào hú xiàn.
This stone bridge arches upward in a curve.
Say it
Hold the button, say it, then let go.
Also free:
Appears across levels (7-9) in the HSK 3.0 word list.