0 a dangerous part of a river that flows very fast because it is steep and sometimes narrow -- 急流，湍流
We must face these rapids openly for a better control of the treacherous stretches.
However, it is periodically interrupted by serious rapids.
This estuary can be considered a separating basin with water exchange restricted by a set of rapids.
With or without food of terrestrial origin, insectivorous fish species are well represented in the rapids, as are omnivorous.
This study considered the diet of the various fish species inhabiting rapids.
In this way, biological data were expected to provide a better description of the general diet of the various species of fish living in rapids.
Good piloting was necessary to thread the gaps and run the rapids.
After a start in an old canoe, progress was halted by severe rapids.
