重点讲解：
1. be gonna do sth.
常用口语表达，表示“将要做某事”；意同be going to do sth.；
eg. Then, what am I gonna do?
那么，我该怎么办呢？
eg. Looks like I am gonna have to buy a winter suit, too.
看来我也得去买一套冬季西装。
2. as opposed to
而不是；
eg. 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。
eg. I am here on business as opposed to a holiday.
我在这里是办公事而不是度假。
3. throw around
把…挂在嘴边；念叨；
eg. Occasionally, he throws fancy words around.
他有时会把华丽的词藻挂在嘴边。
eg. The name that I've heard thrown around a lot is Jim Morrison.
我听到大家时常提起的一个人名是吉姆·莫里森。