那是一次难产。
The CSeries has had a long and difficult birth, but should enter service in 2014.
系列飞机的诞生经历了漫长和艰难的过程，但是，它将在2014年投入使用。
He finally succeeded in writing the novel "Storm in the difficult birth of" the first few chapters.
他终于成功地写出了小说《在艰苦暴风里诞生》的前几章。
Chunn that, according to Chinese superstition, AMH was less than an ideal child because of AMH's difficult birth.
贺绍强还告诉春女士：根据中国的迷信，因为难产，小贺梅并非一个理想的小孩。
Women who are very overweight (obese) face the risk of serious health problems during pregnancy, such as diabetes and high blood pressure, and may have a more difficult birth.
过度肥胖的妇女在怀孕过程中将承担严重的健康风险，比如糖尿病和高血压，而且生产过程更加困难。
The decision to search for birth parents is a difficult one to make.
作出寻找亲生父母的决定是困难的。
As a matter of fact, it is often very difficult for adoptees to find out about their birth parents because the birth records of most adoptees are usually sealed.
事实上，被收养者往往很难找到他们的亲生父母，因为大多数被收养者的出生记录通常是被封存的。
Researchers found that the results held true even when taking into account difficult temperaments in the children, anxiety by the parents and birth order.
研究人员发现即使考虑到孩子难相处的性情，父母的焦虑以及出生顺序，该结果都是正确的。
"It is difficult for a man to understand," she says "hard, too, for any woman who has had an average hospital birth."
“对于男人来说，这很难理解，”她说，“也很难，对于那些在医院进行常规生产的任何一个女人来说。”
Her position was a difficult one given her Southern birth and the fact that some of her relatives (including her half brothers) were fighting for the Confederacy.
由于她出生在南部，并且事实上她的一些亲戚(包括其同父异母弟弟)在为南部联盟作战，她的处境非常艰难。
Converting dates of birth to ages proved more difficult.
将出生日期转换为年龄有点儿困难。
A diagnosis before birth can pose a difficult challenge for couples as they decide whether to continue the pregnancy.
孩子出生前诊断是否患有唐氏综合症对于夫妇决定是否继续妊娠是一个非常困难的选择。
Nonetheless, they highlight how difficult it can be to determine whether a pregnancy is "low risk" and thus suitable for a home birth.
尽管如此，他们指出很难决定怀孕是否为“低风险”，从而适合在家分娩。
It is difficult to say who might have impregnated Melvinia, who gave birth to Dolphus around 1859, when she was perhaps as young as 15.
要说清楚是谁使梅尔·温妮娅怀孕，并在1859年生下她的儿子道尔费斯，这是困难的。那时候，她才十五岁。
But Kroehnert says that in the case of declining birth rates, it will be difficult to make up for them simply by adjusting policy.
但是Kroehnert说，按现在这种递减的出生率走下去，仅仅靠改变政策很难解决问题。
Objective: To avoid difficult high position fetal head during cesarean section and reduce the neonatal asphyxias and birth injuries.
目的：避免胎头高浮者剖宫产术中娩头困难的发生，减少新生儿产伤和窒息。
From this model it is not difficult to find that modern cosmology did provide a philosophical rationale for astrology: science does not explain the universe's birth and its ending.
从这个模型不难发现现代宇宙学的确为星相学提供了一个哲学基础：科学没有解释宇宙的诞生和结束。
However, for term babies who are vigorous at birth endotracheal intubation may be both difficult and unnecessary.
然而，对于足月产且出生时活力十足的婴儿而言，气管内插管可能是既困难又不必要的。
The external pressures that make it so difficult for Israel to play a positive role in the international system may be traced to the circumstances of its birth in 1948.
导致以色列难以在国际体系中扮演一个积极的角色的外部压力应该上溯到1948年它建国时的情况。
My mother gave birth to me with exceptionally difficult labor.
我的母亲生下了我，特别难产。
My mother gave birth to me with exceptionally difficult labor.
我的母亲生下了我，特别难产。
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