1.catch up 追赶
I stopped and waited for her to catch up.
我停住脚步，等她追上来。
2.interfere in 干涉
The UN cannot interfere in the internal affairs of any country.
联合国不能干涉任何国家的内政。
3.guilty of 有罪
We have been guilty of parochialism, of resistance to change.
我们犯了狭隘的错误，抵制变革。
4.be better at 擅长于
If you can study hard, you will be better at English.
如果你能努力学习，你就能把英语学得更好。
5.run up to 到达
There is enough power to run up to four lights.
电力足够带起4盏灯。
