It is most difficult for parents to decide whether to have a second child or not.

Shorthanded rural families with financial difficulties may have a second child after an interval of3 or more years.

农村缺劳力的困难户可以生第二胎，两胎间隔要在三年或三年以上。

Yet farfewer couples have applied to have a second child than expected.

但目前为止，申请生二胎的夫妇远远低于预期。

There is strong speculation in the media that Beyonce Knowles and Jay Z are expecting their second child.

媒体强烈猜测碧昂斯和Jay Z已怀二胎。

British royal officials have confirmed that Prince William and the Duchess of Cambridge are expecting their second child.

英国皇家官方已经证实威廉王子与坎布里奇公爵夫人正准备生二胎。

Prenatal gene diagnosis of PKU risk foetus in 22 PKU families was successfully performed.

22个PKU家庭作了产前基因诊断，防止了第二胎患病胎儿的出生。

China further relaxed the family planning policy in January 2016, allowing all couples to have a second child.

在2016年1月，中国进一步放宽了计划生育政策，允许所有夫妇可以生育二胎。

Of 29 couples in control group, 12 had a second pregnancy, only 1 couple opted for prenatal diagnosis.

对照组29个家庭有12个生育第二胎，仅1例进行产前诊断。

The Exploration of the Eugenic Measures Taken for the Parents of First Defect Child to Give Birth to the Sec-ond Child

对第一胎病残儿父母再生育二胎时优生措施的探讨

Two-child policy adjustment that long-standing.

二胎政策调整之说由来已久。

To let you know that the second mortgage is coming due on your house.

让你知道你们的二胎抵押贷款已到期。

The central government further relaxed the policy last month, allowing all couples in China to have two children.

上个月，政府放宽政策，允许非独生子女家庭也可以生二胎。

Some, the couple said, were giving birth to their second child to skirt China's one-child policy.

这对夫妇还说，其中一些人到美国是为了生二胎。

The effect was strongest between the first and second-born, but siblings in bigger families also benefited.

这一影响在第一胎和第二胎孩子身上最为强烈，不过大家庭中有兄弟姐妹的孩子也会因此而收益。

Young people say no

年轻人拒生二胎

This "barren" woman bore him a daughter and died giving birth to a second child.

这个不生育的女人给他生了一个女儿，生第二胎的时候死掉了。

The law had previously granted that concession to urban couples where both parents were only children.

此前，这一政策只允许城市夫妻二人都是独生子女才能生第二胎。

She is eight months pregnant with her second child.

现在她怀第二胎已经八个月了。

The ruling Communist Party started easing the one-child policy in 2013, more than three decades after it was implemented.

2013年，中国政府开始放开二胎，这是独生子女政策实施后30年首次改革。

Fecundation ratio of the first fetus of goat group account for 100%, the second account for 85.71%.

头胎受胎率为100%，二胎受胎率为85.71%。

Malaria can result in miscarriage and low birth weight, especially during the first and second pregnancies.

疟疾可以导致流产和低出生体重，尤其在第一胎和第二胎期间。