The general said the Lebanese Army asked for a cease-fire,and therefore, he believes this was a "one-time event."
VOA: standard.2010.08.03
Therefore, mathematically at a given time t, we can trade t for v and put it into this formula.
因此,从数学角度来说,在给定的时刻 t,我们可以用 v 来表示 t,并代入这个式子
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