重点讲解:
1. prepare for 为…做准备;筹备;
So he decided to prepare for the show.
所以他决定为演出做准备。
2. first of all 首先;
First of all, answer these questions.
首先,回答这些问题。
3. in force (法律、规定或体系)在实施,生效;
The contract will be in force as from1st proximo.
本合同将于下月1日生效。
4. be aimed at 旨在;目的是;
These measures are aimed at preventing violent crime.
这些措施旨在防止暴力犯罪。
adj. 综合的,广泛的,理解的