reversal sign的意思|示意

So you see you can never have a sign reversal here.

你们看到，在这里符号不能相反。

Now, in a reversal, the absence of the pile is a different sign of pro GREss.

现在，反过来，没有这一堆成了展现出进步的另一个不同的标记。

The sign reversal applies only to quantum numbers (properties) which are additive, such as charge, and not to mass, for example.

举例来说正负号只适用于附加量子数，例如电荷，而不是质量。

Conclusion The cerebral ct "reversal sign" is a rare and characteristic feature of severe asphyxia in newborn.

结论“反转征”是新生儿围产期窒息后重度缺氧缺血性脑病的少见征象，CT具有特征性表现。

For instance, if a stock has made a higher bottom each year for five years, then makes a lower bottom than the previous year, it is a sign of reversal and may mark a long down cycle.

如果一只股票的底部五年内连续抬高，而这时创出了比上一年更低的底部，这是一种转折的迹象，并可能标志着一个漫长下跌周期。

The key question is whether the recent rise in inflation in Asia is cyclical or the first sign of reversal in the structural disinflation trend.

关键问题在于，近期亚洲通胀率的上升是周期性的，还是结构性的低通胀局面发生逆转的初期迹象？