任何经济理论的最终检验标准是它是否能改善现实世界的决策。
色彩是我整日的痴迷、快乐和折磨。
Marine protected areas are not just sanctuaries; they are investments in our future.
Without ecological balance, there is no real economic benefit.
理解是接受的第一步,只有接受才能痊愈。