suddenness
noun /ˈsʌdnnəs/
/ˈsʌdnnəs/
[uncountable]- the fact that something happens or is done quickly and unexpectedly
突然;猛地 - The suddenness of the attack left no time to launch lifeboats.
袭击的突然性使得没有时间发射救生艇。
- The suddenness of the attack left no time to launch lifeboats.