deltoid ['deltɔɪd]

例句:

• Show how a deltoid of maximal size slides inside a stationary astroid.
  在固定不动的星状线内,有一个最大的三角线在其间滚动.
  
• Construct an animation of the deltoid sliding on two mutually perpendicular lines.
  建构一动态绘图:展示三角线沿著互相垂直的两轴滚动.
  
• Construct two mutually orthogonal tangents of the deltoid. Where do they meet?
  三角星形线的两条互相垂直的法线的交点在哪里?
  
• His right deltoid had a faded black tattoo of a smiling skull.
  来自NEWYORKER
• Shall I link over to Deltoid where as Pokerplayer you claimed to work in aerospace?
  来自SA
• Well, I know a guy who was willing to take him up on it and so I sent Poker Player over to a Deltoid open thread.
  来自SA