Silicon Valley

例句：

1. 1. The Silicon Valley is a hub of technology innovation.
   硅谷是技术创新的心脏地带。
2. 2. Many tech companies have their headquarters in the Silicon Valley.
   许多科技公司把总部设在硅谷。
3. 3. The Silicon Valley has become a global symbol of innovation and progress.
   硅谷已成为创新和进步的全球象征。