1. They accommodate by greatly changing the curvature of the cornea. 它们由大大地改变角膜曲率的方法来调节。
2. Consider a solution drop large enough that effects of curvature can be neglected. 让我们来考虑一个曲率影响可以忽略的足够大的溶液滴。
3. It takes a very large mass or a great concentration of mass to produce much spacetime curvature. 我们得有非常大的质量或者很高的质量密度，才能产生很大的时空曲率。
英英解释
n.
1. (medicine) a curving or bending; often abnormal
2. the rate of change (at a point) of the angle between a curve and a tangent to the curve
3. the property possessed by the curving of a line or surface
