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📖 中文释义
- abbr. 惯性导航系统（Inertial Navigation System）；国际新闻社（International News Service）；信息网络系统（Information Network System）
📘 English Definition（英文释义）
- n an agency in the Department of Justice that enforces laws and regulations for the admission of foreign-born persons to the United States
- n a unit of length equal to one twelfth of a foot
- n a rare soft silvery metallic element; occurs in small quantities in sphalerite
- n a state in midwestern United States