质量和效率是推动建筑企业发展的双引擎。
The development of attention in childhood is a foundation for self-regulation and academic achievement.
Marine protected areas are not just conservation tools, but investments in our collective future.
The world needs more scientists who think like engineers, and more engineers who think like scientists.
Old paint on canvas, as it ages, sometimes becomes transparent. When that happens it is possible, in some pictures, to see the original lines: a tree will show through a woman's dress, a child makes way for a dog, a large boat is no longer on an open sea. That is called pentimento because the painter 'repented,' changed his mind. Perhaps it would be as well to say that the old conception, replaced by a later choice, is a way of seeing and then seeing again.
高利润并不必然需要艰苦的工作、低工资和恶劣的条件。