因此，生活在当今世界是很有意思的，观察城市和农村地区人民的生活习惯会如何改变。
So it's interesting to live in today's world and observe how within urban or rural areas people's habits may be changing.
你必须观察年轻人，因为如果你跟不上当今世界的脚步，那么你根本就别在时尚圈混。
You have to watch young people, because if you're not updated with the world of today, then you might as well get the hell out of fashion.
采用文献资料、录像观察统计等方法对当今世界男子体操跳马特征进行了研究。
By means of watching video and statistics, studying literature datum, the author analyzed the characteristics of Man's Horse-vaulting in the world at present.
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