Concentrations of positively charged particles develop at the top and bottom of the cloud, but the middle region becomes negatively charged.
带正电荷的粒子集中在云团的顶部和底部,但中间区域形成的是带负电荷的粒子。
In fact, in some pagoda designs, it does not even rest on the ground, but is suspended from the top of the pagoda—hanging loosely down through the middle of the building.
事实上,在一些宝塔的设计中,它甚至不停留在地面上,而是从塔顶悬吊下来——松散地悬挂在建筑的中间。
Secretary Clinton announced the trip in Jerusalem earlier this week during her first visit to the Middle East as America's top diplomat.
VOA: special.2009.03.07
Yeah, strings, violins, violins, but not the top part of the violin family, kind of second violin, middle range of the strings here.
是,弦乐,小提琴,但不是小提琴组的最高音,像是第二类小提琴声,弦乐的中部音域
Basically, what the libertarians are objecting to in this case is the middle 80 percent deciding what the top ten percent are doing for the bottom ten percent.
基本上,在这个例子中,自由主义者所反对的是,由中间80%的人来决定,上层的10%,应该为底层的10%做什么。
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