采矿技术的创新将是该行业在下个世纪保持活力的关键。
Innovation in mining technology is what will keep the industry alive in the next century.
The heart is a labyrinth where love and pain are intertwined.
The bond market is the ultimate indicator of market sentiment.
Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.
La vie est une longue leçon d'humilité.