forbidden region

• 禁区

forbidden region的用法和样例：

例句

1. He got into the forbidden area unespied.
   他神不知鬼不觉地溜进禁区。
2. This new means has opened up the forbidden zone of this field.
   这新方法打开了这个领域的禁区。
3. The influence of quantum interferences on the narrow spontaneous line decreases as the forbidden gap and the detuning of the upper levels from the edges of the gap increase.
   量子相干对自发辐射线的影响随着禁带宽度和上能级与带隙边缘距离增加而变小。