radius [ˈrediəs]

例句:

• Nigel has searched for work in a ten-mile radius around his home.
  奈杰尔一直在他家周围10英里的范围内找工作。
  
• They deliver to within a 5-mile radius of the store.
  他们在距离商场5英里的范围内送货上门。
  
• He has visited every shop within a radius of two miles.
  周围两英里以内的店铺他都去过.
  
• Most of the mass is in the outer half-radius.
  来自SA
• Density and radius are other factors in the equation.
  来自SA
• It has a fixed electric charge, mass and radius.
  来自SA
• We are measuring the radius of the circle.
  我们正在测量圆的半径。
  来自《权威词典》