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重点讲解：
1. switch off 关掉，关上(电灯等)；
Do not forget to switch off the air-conditioning when you go to bed.
睡觉时别忘了关上空调。
2. be fond of 喜欢；喜爱；
He was fond of marmalade.
他爱吃橘子酱。
3. be included in 把…列为…的一部分；把…算入；
His works are included in this anthology of stories.
这本小说集收录了他的作品。
4. in case 以备；以防；免得；
I like to keep a few envelopes about in case I need them.
我喜欢在手头留存一些信封，以备不时之需。
n. 运输，运输系统，运输工具
