The true cost of cheap seafood is paid by the ocean.
廉价海鲜的真正代价由海洋承担。
I believe in the magic of Christmas.
In the context of computational learning, the concept of 'probably approximately correct' (PAC) learning provides a framework for understanding the efficiency and feasibility of learning algorithms.
渔业技术创新应专注于减少误捕，而不仅仅是增加捕获量。
The elements of consciousness are the irreducible facts of mental life.