重点讲解：
1. in comparison to 与…相比；与…比较而言；
In comparison to city life, life in the country is quiet and peaceful.
同城市生活相比，乡村生活既和平又宁静^@O9kjpjIo)v3Qm。
2. in essence 实质；本质；
In essence, your situation isn't so different from mine.
从本质上讲，你我的情况并非相差很远eZ.YM(~t3]~7lkI73cfn。
3. depend on 依靠；依赖；
Many farmers have to depend on subsidies to make a living wage.
许多农民的基本生活工资要靠补贴来维持FG+#wo^3L!hr~|。
4. keep up with 跟上（变化等）；
It is difficult to keep up with the rapid pace of change.
跟上迅速的变化是很困难的OWnRO5X)ol=rxbP#QcXA。