The vacuum is not simply empty space but has a complex structure.
真空不仅仅是空的空间,而是具有复杂的结构。
I think the most important thing for a singer is not skill, but emotion.
The analogical city is a city that resembles another city.
“怜悯或同情,是所有人同样自然的情感。”
Technological innovation must go hand in hand with ecological protection, which is the responsibility of our industry.