N-COUNT [usually singular] 比;比率;比例 A ratio is a relationship between two things when it is expressed in numbers or amounts. For example, if there are ten boys and thirty girls in a room, the ratio of boys to girls is 1:3, or one to three. 比;比率;比例
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In 1978 there were 884 students at a lecturer/student ratio of 1:15.
1978年有884名学生，师生比为1比15。
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The bottom chart shows the ratio of personal debt to personal income.
下面的图表显示了个人负债与个人收入之比。
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The adult to child ratio is 1 to 6.
成人与儿童的比例为1比6。
SYN proportion, rate, relationship, relation
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