重点讲解：
1. be equivalent to （价值、数量、意义、重要性等）相等的，相同的；
Eight kilometres is roughly equivalent to five miles.
八公里约等于五英里eXVW&g9gFzKMwIaT*c*。
2. as for 至于…；
As for anything told to me in confidence, well, my lips are sealed.
至于私底下告诉我的任何事情，我会守口如瓶的rs4oX(1Z+tM87n%_E_。
3. in part 在某种程度上；部分地；
The tendency to become obese is at least in part hereditary.
发胖至少有一部分是源于遗传1rTNYhXx6[l。
4. as opposed to 而不是；
We ate in the restaurant, as opposed to the bistro.
我们是在餐厅吃的饭，而不是在小饭馆hO&FrVF8O(TW=;H(Cz。