The road is full of abrupt [sudden] turns and is dangerous for motoring.

这条路到处都是急转弯， 开汽车很危险。

《新英汉大辞典》

It's also important for trainers, coaches and players to know the signs of heat illnesses, including sudden weakness, abrupt changes in sweating, cramping, nausea, blurry vision and delayed cognition.

Casa说，训练员，教练员和球员还必须注意热疾病的征兆，包括突然虚脱，盗汗，痉挛，恶心，视线模糊和认知反应变慢。

youdao

A sudden abrupt motion, such as a yank or twist.

突然的意外动作，如猛拉或扭曲。

youdao

And, having reached the mid-competition break in second place behind North Division leaders Lancashire on 4 June with four wins from their first six games, the Tykes' sudden fall from grace has been unexpectedly abrupt.

BBC: Vaughan absent as Tykes miss out

While the policyholders "considered their discovery of the water damage to be abrupt and unexpected, they have presented no evidence that the loss was sudden, " the judge wrote.

WSJ: Dodging a Home-Insurance Trap