1. a premise for ……的前提
Changing thought is a premise for the new adjustment of industrial structure.
转换思路是新一轮产业结构调整的前提I*cr~gv~10#@8NCdj|h4。

2. in the event of 在……的时候
Try to imagine the difficulty, in the event of an emergency, of evacuating such an area with its millions of residents.
想象一下在紧急情况下疏散这个有百万居民的区域的难度9D@+Whg+%f+r6gX5UDT。

3. brace for 做好准备
In a decade or so, however, Aditya (or his father, if he remains in control) must brace for a tough transition.
然而，再过十年左右，阿迪提亚（或者他的父亲，如果他还未退休的话）必须准备好迎接艰难的转变dZYxFzVmDefsADLEdsFy。

4. hold out hope 对……抱有希望
We're still holding out hope that our missing son will be found.
我们还是怀着我们失踪的儿子会被找到的希望&)S7L=vx[T~ER。