Taivo A Taiwan Mandarin dictionary

對頂角

duìdǐngjiǎo

ㄉㄨㄟˋ ㄉㄧㄥˇ ㄐㄧㄠˇ

Simplified 对顶角

  1. 1angle to the vertical
  2. 2angle (between two lines or two planes)

Keep 對頂角 and it comes back until you know it.

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