The male to female ratio of cases was 3:1.

病例的男女比例为3:1。

youdao

Ken read from the age composition of the people, basically a young society, and the male to female ratio higher than the national.

从垦民年龄构成看，基本属于年轻型社会，且男女比例高于全国。

youdao

According to the National Bureau of Statistics, the male to female ratio at birth in China is about 119 males to 100 females, the highest in the world.

根据国家统计局的相关数据显示，在中国新生儿男女比例世界最高，约为119比100。

youdao

And it has to do with climate, it has to do with sex ratio--male to female it has to do with diet, and it has to do with movement.

它与风气有关,也与性别比例有关,男性相对于女性的人数,还与饮食有关,与迁移有关

耶鲁公开课 - 美国内战与重建课程节选

Today, MIT and other top institutions have a more balanced male to female student ratio as society and universities finally recognize that math, science, and engineering are not just for boys anymore.

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At spread-betting firm City Index, the male-to-female ratio of punters is 10:1.

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Chicago-based startup revolutionizes the way people go out at night by automatically tracking and revealing the number of people in a bar, the male-to-female ratio, and the average age of each customer, in real-time, with no need for user participation.

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