directivities

📖 中文释义

  1. (directivity 的复数) [计] 指向性, 方向性

🧩 词形变化

原形 directivity
📘 English Definition(英文释义)
  1. plural of directivity
  2. n. the property of a microphone or antenna of being more sensitive in one direction than in another
  3. n. the quality of being directive