盘旋pán xuán
to spiral, to circle, to go around码头mǎ tóu
dock, pier, wharf立交桥lì jiāo qiáo
overpass, flyover终点zhōng diǎn
the end, end point航行háng xíng
to sail, to fly, to navigate舱cāng
cabin, the hold of a ship or airplane船舶chuán bó
shipping, boats