Where does the country hold football World Cup in 2010? Time differencenumber?
2010年足球世界杯在哪国举办？时差多少？
2
There was a significant difference in alcoholism and the number of people who were able to get to do "the white-collar" jobs.
在酗酒和能做“白领”工作的人数上存在显著差异。
3
The difference between the mobile phone and its parent, the fixed-line phone, is that a mobile number corresponds to a person, while a landline goes to a place.