DNA was extracted from fetuses at mid-gestation, about 10 days past conception.

Many people hae seen ultrasound images of fetuses in the womb.

许多人都见过胎儿在子宫中的超声波图像.

Results Necropsy specimens or postnatal echocardiography verified CHD in 36 fetuses with 65 segment anomalies.

结果终止妊娠胎儿尸解和生后UCG检查 证实chd36例,节段畸形65个.

Isaac Newton had a bitter feud with Leibniz.

牛顿就曾与莱布尼兹成为冤家.

Because of a family feud she could not marry him.

由于家庭之间的宿怨她不能和他结婚.

Our feud traces back to our childhood.

我们的夙怨可追溯到孩提时代.

Insults only served to inflame the feud.

侮辱只是起了加剧长期不和的作用.

The roots of his demise lay much earlier in the Golitsin-Nossenko feud.

他失意的根源还要早得多,要追溯到戈里钦和森科问题的斗争上去.

Kay's family were at feud with Tom's.

凯的家人与汤姆的家人不和.

The two tribes were long at feud with each other.

这两个部族长期不和.

How did he start his feud with his neighbor?

他是怎样和邻居开始争吵起来的?

Feudal society was rigidly stratified.

封建社会等级森严.

He was a feudal lord.

他是封建领主.

Many people look back with nostalgia to feudal times.

许多人留恋不舍地回顾封建时代.

In feudal society officials had entirely different attitudes towards common people, and imperial relatives.

封建社会中官员对百姓和皇亲的态度截然不同.

During feudal times, emperors had a monopoly on power.

在封建社会中, 皇帝独揽大权.

Some feudal states were ruled by autocratic kings.

有些封建国家由专制的国王统治.

The vast majority of rural areas have retained a feudal land ownership and strict feudal hierarchy.

农村绝大部分地区保留着封建土地所有制,并实行严格的封建等级制度.

The feudal system lasted for two thousand years in China.

封建制度在中国延续了两千年之久.

Japan has advanced from a rural, feudal society to an urban, industrial power.

日本已从封建农业社会发展成一个城市化工业强国。

In feudal society, the Roman church regarded scientific theories as heretical beliefs.

在封建社会, 罗马教会把科学理论当成是异端邪说.