（单词翻译:单击）
1.john厕所
I have to go to the john. Wait for me in the car.
我要去厕所。在车里等我一下。
2.keep in line管束
He needs to be kept in line. He's too wild.
他太野了，要好好管束一下。
3.jump the gun草率行事
Don't jump the gun. We have to be patient for a while.
不要草率行事。我们应该耐心等一会儿。
4.jump to conclusion妄下结论
Don't jump to conclusion. We have to figure it out first.
不要妄下结论，先把事情搞清楚。
5.lemon次
This car is a real lemon. It has broken down four times.
这辆车真次，已经坏了四次了！
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