1. 打开，发动：turn on sth
例子：Would you please turn the TV on? 能不能帮我把电视打开？
2. 关闭，关掉：turn off sth
与turn on sth用法一样。
3. 开大（音量、灯光明暗、煤气大小等）：turn up sth
例1：Turn the radio up please, I can't hear it clearly.
例2：We settled to meet at 7:30 at the cinema, but he didn't turn up.
4. 关小，调低：turn down sth
例1：So we have to turn down the other a little bit.
例2：How can you turn down such a poor little girl?
5. 解雇，避开，打发，转过脸：turn sb/sth away
例1：Some refugees were turned away. There were too many hungry mouths to feed already.
例2：The nursing school is forced to turn away some good teachers.
6. 不理睬：turn one's back on
例：He turned his back on me, no matter how hard I was crying.
7. 进入，使变成，使成为：turn into
例1：The reactants are going to turn into products.
例2：How did you turn into such an unreasonable person!
8. 转身进入，拐入，交出，举报，上床睡觉：turn in
例1：Did you really turn in the Captain?
例2：The exam is finished, please turn your papers in.
turn oneself in 自首
9. 对…采取敌对态度，反对，背叛：turn against
例1：Do you want me to turn against my own brother?
例2：Why did they suddenly turn against you?
10. 依次，轮流：take turns
例：Let's take turns fill the bottles with water.
11. 折回，往回走：turn back
例：Suddenly, he turned back running to me.
12. 运转，翻过来，仔细考虑，移交：turn sth over
例1：It is a chance to turn over a new leaf.
例2：It didn't turn out well.
13. 生产，驱逐，翻转，结果是：turn out
例1：It didn't turn out well.
例2：It didn't exactly turn out as I planned.
14. 转机，转变：turn around
例：I saved everybody's life, but he turned around and told everyone that he was the hero.
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