城市的穷人就像树的根:看不见,但对生存至关重要。
The city's poor are like the roots of a tree: unseen, but essential to its survival.
理论的秘密在于,真理并不存在。
The soft drink industry must evolve beyond sugar. Health-conscious consumers are driving the future.
食品的未来取决于传统与创新的平衡。