在未受惊扰的条件下，石鳖会把它椭圆形的身体弓起一部分以方便呼吸。
When left alone, a chiton will lift part of its oval-shaped body to breathe.
现在从我给出，初始条件的，四个数值中，知道了关于，椭圆轨道的一切。
So now we know everything there is to be known about this ellipse, and that came from the initial conditions from the four Numbers that I gave you.
采用完全变换法施加本质边界条件，给出求解椭圆型边值问题的无网格伽辽金方法。
The full transformation method is used in element-free Galerkin method for solving the elliptic boundary value problems.
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