重点讲解：
1. pull over （通常因司机危险驾驶，警察）令（驾车者或车辆）停靠路边；
The officers pulled him over after a high-speed chase.
警察们一路狂追后截住了他2^1gI=-m#0ZxnrsW。
2. on the run 在逃；逃跑；
The escaped prisoner was exhausted after being on the run for three days and he decided to give himself up.
在逃的囚犯奔波了3天后精疲力尽，因而决定去自首6q,n,T._*fj41&5^&lu。
3. depart from 离开；启程；动身；出发；
Our tour departs from Heathrow Airport on 31 March and returns 16 April.
我们这次旅行于 3月 31 号从希思罗机场出发，4月16号返回fQMow.MYsoQyOOVNnU。
4. be linked to 联系；关系；关联；
Liver cancer is linked to the hepatitis B virus.
肝癌与乙肝病毒存在关联b[Ye[KjWxF7gUX@。