重点讲解：
1. be poised to do sth. 作好一切准备的；随时准备行动的；
There are reports that the company is poised to make several thousand of its staff redundant.
有报告说该公司正准备裁掉数千名员工。
2. on display 陈列；展出；
The antiques on display are all marked with dates.
展出的古代文物都标明了年代。
3. consist of 由…组成；由…构成；
All bodies consist of molecules and molecules consist of atoms.
一切物质都由分子组成，而分子由原子组成。
4. originate from 发源于；起源于；
All of knowledge originate from our existing conception.
所有知识都源于我们既有的概念中。