sex ratio
n.
男女人口比例；
英英释义
Sex ratio
Sex ratio is the ratio of males to females in a population.
以上来源于:Wikipedia
权威例句
EXTRAORDINARY SEX RATIOS.Sex ratio and unisexual sterility in hybrid animals
Sex Ratios and Reversals: The Theory of Sex Allocation
Sex ratio and local resource competition in a prosimian primate.
The dynamics of operational sex ratios and competition for mates
Natural Selection of Parental Ability to Vary the Sex Ratio of Offspring
Some Effects of Proportions on Group Life: Skewed Sex Ratios and Responses to Token Women
The Competitive Saving Motive: Evidence from Rising Sex Ratios and Savings Rates in China
Extraordinary sex ratios. A sex-ratio theory for sex linkage and inbreeding has new implications in cytogenetics and entomology.
QUASI-REPLICATION AND THE CONTRACT OF ERROR: Lessons from Sex Ratios, Heritabilities and Fluctuating Asymmetry
1. These problems include the high sex ratio and the growing population aging.
例如出生人口性别比偏高、人口老龄化等。
-- 来源 -- 汉英非文学 - 白皮书 - jihuashengyu
2. secondary sex ratio
次级性比
-- 来源 -- 英汉 - 翻译参考[网络]
3. primary sex ratio
初级性比
-- 来源 -- 英汉 - 翻译参考[网络]
4. They see the decline in the sex ratio during this period as one of the key contributors to modern feminism
他们视这段期间的男女比例下滑现象，为促进现代女性主义的关键因素之一。
-- 来源 -- 210.71.44.154
5. sex ratio and sex proportion
性别比和性比例
-- 来源 -- 英汉 - 短句参考
6. sex fatality ratio
死亡的性别比率
-- 来源 -- 英汉 - 翻译参考[网络]
7. sex ratio by age groups
按年龄分组的性比例
-- 来源 -- 英汉 - 翻译参考[网络]
8. In our study, both incubation temperature and substrate moisture did not affect hatching success and sex
孵化温、度对孵化成功率和孵出幼体性别无显著的影响。
-- 来源 -- dict.cnki.net
9. sex casualty ratio
伤亡的性别比率
-- 来源 -- 英汉 - 翻译参考[网络]
10. The sex ratio of female to male was more than 2 000∶1 in passionflower, and reproducing by pathenogenesis
该螨在西番莲上雌雄比大于 2 0 0 0∶ 1 ,主要为孤雌生殖 .
-- 来源 -- 网友提供
sex ratio
