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- optimal family size 最适家系大小
- The average family size has decreased from 4.84 members in 1971 to 3.63 members in 1998. 平均家庭规模从1971年的4.;84人减少到1998年的3
- The major reason for the reduction of family size is a reduction in the number of births. 家庭规模缩小的主要原因是生育子女数量的减少。
- The net result of those conflicting trends is to cause optimum family size to be greater for low than for high heritability. 这些矛盾引起的实际结果是遗传力低的比遗传力高的要求比较大的最适家系。
- Rainwater, I.Family Design: Marital Sexuality, Family Size, and Contraception[J].Chicago.Illinois: Aldine. 李冬莉.;儒家文化和性别偏好：一个分析框架[J]
- Linhe There are 162,000 households, the average family size of 2.99 people households. 临河区共有家庭户16.;2万户，平均家庭户规模为2
- The more the merrier? The effect of family size and birth order on children's education By: Black, Sandra E.; Devereux, Paul J.; Salvanes, Kjell G. 越多越好?家庭大小与出生顺序对子女教育的影响。
- The contraceptive prevalence rate of married women of childbearing age reached 83%, and the average family size has decreased from 4.84 members in 1971 to 3.63 members in 1998. 平均家庭规模从1971年的4.;84人减少到1998年的3
- Falling fertility is affecting family size, with the average number of children per family declining from 2.2 in 1986 to 1.4 last year. 生育率下降影响着家庭规模，每户家庭的平均子女人数从1986年的2.;2个下降到了去年的1
- Obviously, we cannot offer precise costs because the costs hinge on variables such as family size, family income, and geographic location. 很明显，由于家庭地理位置的不同，收入的不同以及家庭人数的不同这些花费是可变动的。
- Chandler, here you go, got your traditional Thanksgiving feast, you got your tomato soup, your grilled cheese fixin's, and your family size bag of Funyuns. 钱德，这是你的感恩节大餐你的西红柿汤你的奶酪杂拌和你的特大号洋葱小吃。
- Poor and uneducated people often want lots of children, so to be successful, family planning has to focus as much on reducing desired family size as on curbing ovulation. 贫穷没有受过教育的人常常想要许多孩子，所以要想成功计划生育不得不把重心从控制排卵转移到减小家庭的规模上。
- Olive Garden's Tour of Italy Lasagna with a bread stick, family size garden salad and dressing and a Coca-Cola? Over 6,000 milligrams. And the report targets kids' menus. 橄榄园的意大利烤宽面条与面包棒，家庭装的花园沙拉酱和可口可乐呢？超过6000毫克。该报告聚焦于孩子们的菜单。
- The great majority of peasants lived in communes, which held title to village land and redistributed it periodically to households to account for changes in family size. 大多数的农民在公社劳动。公社拥有村庄土地的所有权，然后定期的分配给家庭以？
- The family size has become gradually smaller and nucleus family is becoming the major form of modern Chinese families. 家庭规模逐渐缩小，核心家庭正在成为当代中国家庭的主要形式。
- She only unbends in the family circle. 她只在家庭环境里才不拘束。
- According to the census results, the average family size of the 31 provinces, autonomous regions and municipalities on the mainland was 3.44 persons, down 0.52 from the figure of 3.96 in the 1990 population census. 这次人口普查，祖国大陆31个
- He's inconsiderate to his family. 他不体谅他的家人。
- Work groups, organizations, countries, markets, or societies can be described statistically by referring to their members'age, gender, family size, income, education, occupation, and so forth. 工作群体、组织、国家、市场或社会能够根据他们的成员的年龄、性别、家庭规模、收入、教育、职业等等来划分。
- John felt it hard to rig out his family. 约翰感到难以为一家大小置备衣着。
