可能发生的英文：
threaten

Pigs might fly; something impossible could happen.
不可能的事也可能发生；无奇不有。

axillary contractures may develop
腋部挛缩可能发生。

The eutectoid reactions which can occur are extremely sluggish.
可能发生的共折反应是非常缓慢的。

The possibility of danger gave a zest to the adventure.
可能发生的危险增加了那次冒险的刺激性。

I am prepared for the worst that can befall me.
我已，准备好了应付可能发生的最坏的情形。

Emergency cooling systems could fail and a reactor meltdown could occur.
紧急冷却系统有可能失灵，核反应堆有可能发生堆芯熔毁。

National surveillance systems need to be in place well in advance of possible intentional use of a biological weapon.
国家监测系统需要在可能发生蓄意使用生物武器之前完全到位。

It is a probability.
那是可能发生的。

I dread to think of what may happen.
我怕去想可能发生的事。

The marshal was thinking there might have been a murder.
警察局长认为可能发生了谋杀案。

A storm was threatening.
一场暴风雨即将来临。

They threatened to revolt.
他们扬言说要起义

A storm was threatening.
一场暴风雨即将来临。

A threatened Blow is seldom given
虚张声势,吓唬而已

He threatened to call the police.
他威胁着要叫警察。