For example, what problems, consequences,
It is mainly related to politics, military affairs, people's livelihood, long-term stability, public interests, and the surrounding situation. The world pattern needs in-depth study and thinking. When you encounter difficulties, you will think of the problems you want to care about, otherwise, your stomach will be empty. Of course, sensitivity to infertility is definitely not the only dullness.
The first letter of the Greek alphabet.
The first letter of the Greek alphabet.