重点讲解：
1. follow in one's wake 紧随…；效仿…；
A group of reporters followed in her wake.
一群记者跟随在她的身后onx6qv2^1;UgpjF。
2. emanate from 来自(于)；(从…)散发出；
The heady aroma of wood fires emanated from the stove.
炉子里散发出木柴燃烧时的浓烈香味ulI@Gv=3HH。
3. switch off 关掉，关上(电灯等)；
She switched off the coffee-machine.
她关掉了咖啡机&xRtV-~!lb。
4. as long as 只要；
As long as you have your health, nothing else matters.
只要身体健康，其他任何事都无关紧要7b~!s61(0vaRdQ49SL。