n (pl ~s) relation between two amounts determined by the number of times one contains the other 比; 比率
*The ratios of
100 are the same. 1与5之比和20与100之比相同.
* Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子. Cf 参看 proportion.
1600-1700; Language: Latin;Origin:'calculation, reason'
, from ratus; RATE1
a relationship between two amounts, represented by a pair of numbers showing how much bigger one amount is than the other
→proportionthe ratio of sth to sth The ratio of nursing staff to doctors is 2:1.ratio between the ratio between profits and incomes
1. But the ratio is even greater among active women, affecting up to 80 percent of female endurance athletes. 而这一比例在积极锻炼的妇女中数值更高，女耐力运动员中缺铁的则高达80%。
2. We divided it in the ratio of 3:1. 我们按照三比一的比例将它分开。
3. For many years she has been puzzled as to why so many of the children in her study should be boys — at the top level, there are more boys than girls by a ratio of thirteen to one. 多年来，她对为何她的研究中有那么多的男孩感到困惑 -- 高级组中男孩女孩之比为13比1。