You should never go for a two to one ratio.
你绝不能使用二比一的比例。
The ratio between the two sides is one to four.
双方人数对比是一对四。
At age 100 the ratio is more than two to one.
到100岁，比率则大于二比一。
Generally, a ratio of two parts sugar to one part water is used.
一般而言，比率是两份食用糖比一份水。
If you have two bodies, your ratio is two to one, etc.
如果你有两个身体和脂肪，你的比例是二比一，依此类推。
If you have two bodies, your ratio is two to one, etc.
如果你有两个身体和脂肪，你的比例是二比一，依此类推。
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