ratio是什么意思

双语用例

• Compute the ratio of the object's height to its weight.

• What is the car's power to weight ratio?

• The staff to student ratio has increased dramatically in the last five years.

• The efficiency of a machine is the ratio between the energy it supplies and the energy put into it.

• Pi is the ratio of a circle's circumference to its diameter.

• Nonetheless, ratios of post-harvest weights to pre-harvest weights reinforced the view that weight fluctuations were not uniformly large.

• The squares are replaced by intermittent hexagonal patterns when the aspect ratio is increased.

• The surface stresses (tensions) are functions of the local extension ratios, which depend on the global deformation of the membrane.