Although it is apparent that the practical aesthetics has been influenced by western cultures, a series of unanswerable problems will arise if we think of western cultures as its origin.
实践美学受西方文化的影响是显而易见的，但就此来理解其渊源，则面临着一系列无法回答的问题。
2
The pathogen that has seized the world's attention has an official name (swine-origin influenza A H1N1), an acronym (S-OIV), a nickname (swine flu) and an apparent birthplace (Mexico).