The thesis advance an idea in using 3D face to control the height of grid points of fractal landform which based on the Fractal Brown Motion (FBM) theory. 讨论了在应用中点位移的方法逼近分形布朗曲面时，结合3D面控制网格点高度的算法构造地貌表面特征。
An idea popped into his mind like a flash. 他头脑里突然闪过一个念头。
Wouldn't it be an idea to reserve seats in advance? 预先定好座位不是很好吗?
Will not it be an idea to reserve seat in advance? 预先定好座位不是很好吗?
That's an idea, and a good one at that. 那倒是个主意,而且是个好主意。
He got an idea and suddenly struck his knee with his hand. 他想出了个主意，猛得用手拍了一下膝盖。