重点讲解：
1. year on year 同比；与上年同期相比较；
With food prices rising by an official 10. 1 per cent in October year on year, the rising cost of living is inflaming public passions.
根据官方数据，10月份食品价格同比上涨10.1%。不断攀升的生活成本正引发民怨。
2. to some extent 在某种程度上；
To some extent, I can understand their attitude.
我在某种程度上是能够理解他们的态度的。
3. in the course of 在…过程中；
In the course of our trip, we have learned a great deal in all the places we visited.
在参观访问过程中，我们随时随地都能学到很多东西。
4. more than 超过；超出；
She bought a lottery ticket and won more than$33 million.
她买了张彩票，中了3,300多万美元。