可能我并不知道为何我深受吸引: maybe i don't know where they'll take me but
这些: these 短语和例子这些都是你的吗? are these all yours? 这些日子我们特别忙。 we've been particularly busy these days
品种退化: degeneration of seed strainsdegeneration of varietydegradation of breeddegradation of varietydeterioration of strainsdeterioration of varietystandard aberrationvariety degeneration