The core of drones is not how high they fly, but how well they are used.
石墨烯是一种灰姑娘材料：它一直存在，但没有人注意到它。
The best dairy products come from a commitment to excellence at every stage of production.《Dairy Leadership》
La literatura es el arte de la palabra, y la palabra es el vehículo de la emoción y el pensamiento.
True sustainability means leaving the land better than we found it for future generations.
Lithium-ion batteries revolutionized portable electronics, but we must push beyond their limitations.