重点讲解：
1. set up 创建；建立；安排；组建；
Our first task will be to set up a communications system.
我们的首项任务是架设通信系统。
2. amount to 等同；接近；
The spokesman stressed that the measures did not amount to an overall ban.
该发言人强调这些措施并不等同于全面禁止。
3. cut off 切断，中断；
The electricity had been cut off.
停电了。
4. suffer from (因疾病或处于其他不利境地而)受苦，受难，受折磨；
I still suffer from catarrh and sinus problems.
我仍然患有黏膜炎和鼻窦炎。