Definition

Examples

• 这个国家加强了空防系统。
  Zhège guójiā jiāqiáng le kōng fáng xìtǒng.
  This country has strengthened its air defense system.
• 新的空防技术正在研发中。
  Xīn de kōng fáng jìshù zhèngzài yánfā zhōng.
  New air defense technology is under development.
• 他是一名空防专家。
  Tā shì yì míng kōng fáng zhuānjiā.
  He is an air defense expert.