成比例的需求函数的英文怎么说

成比例的需求函数的英文：
proportional demand curve

• extreme term of proportion
  比例外项
• A large proportion of the country is desert.
  这个国家的大部分地方是沙漠。
• They proportioned their house well.
  他们把房子布置得相称协调。

• It is the demand, stupid.
  傻瓜，答案是需求。
• Demand exceeds supply. The supply is not adequate to the demand．
  供不应求
• I demand a recount.
  我要求重算。

• Joining Convex (Outer) Curves to Concave (Inner) Curves
  缝合凸出的弯曲部位和凹曲部位
• The road curved sharply to the right.
  道路有个急转弯拐向右边。
• To bend or curve downward;stoop.
  弯向下弯曲；俯曲