All that flowing water has also created the canyon's whiteknuckle rapids.
流水也同样形成了峡谷中滔滔的激流。
2
He gets you to your destination without turning the trip into a white-knuckle experience.
他会将你安然无恙地送达你的目的地。
《柯林斯英汉双解大词典》
3
Chessington World of Adventures discovered from a survey of younger visitors early this year that children were annoyed by parents reluctant to go on the white-knuckle rides.