normal phenomenon

基本解释

In fact, the uneven development among powerful nations is not uncommon, and the transfer of power is a normal phenomenon.
其实，在国际体系中，大国发展不平衡是普遍的规律，因而权力转移也是一个客观的现象。
I think this is a normal phenomenon. What we need to do is to properly handle our differences and disputes so as to avoid the disruption in our overall cooperation.
我认为这是国际关系中的正常现象，各方只有妥善处理相互分歧与矛盾，才能防止其干扰合作大局。
You said are a normal phenomenon, and will not be pregnant when you take medicine caused.
你所说的都是正常现象，而且不会是你怀孕的时候吃药引起的。

Most materials, including milk and water, are diamagnetic, which means they are repelled by external magnetic fields—though this phenomenon is far too subtle to be observed in normal circumstances.
ECONOMIST: Monitor