单词:synchronized-timing oscillator
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[ti:] [ar:] [al:] [by:] [00:00.97] We Did lt! 我们成功了 ! [00:07.77]Children were enthusiastically rehearsing [00:11.40]and decorating the rural school for their approaching concert. [00:15.74]As I glanced up from my teachers desk, [00:18.72]
Keeping Time With Quartz Most people know that wrist watches commonly contain quartz. In fact, if you wear a watch, chances are its a quartz watch, since most watches is made today use quartz. But, you may not know what quartz has to do with keeping
奥运会的水上运动包括:Swimming(游泳),Water polo(水球),Diving(跳水),and Synchronized swimming(花样游泳) Swimming has been on the Olympic Games programme since the first modern Olym
水上运动--画里话外 The pool where synchronized swimming takes place must be at least 3m deep over a 12*12m area in the centre of the pool.花样游泳的水池区域有12米长1米宽,水深至