tuān​liú

rapids

湍流 tuān​liú
rapids
a swift-flowing stream or torrent, often with whirlpools and eddies
turbulence
(physics) the unsteady or irregular movement of a fluid (liquid or gas) in which the velocity at any point varies erratically

Frequency

Movie subtitles
0.570 per million appears in 0% of films
Written text
0.408 per million

Sources