Selectivity of human migration has long been the focus of demographers and economists.

Demographers reckon that at least three-quarters of Egyptians actually live in urban areas.

人口统计学家认为,至少有四分之三的埃及人实际上是生活在城市.

Demographers say a rate of 2.1 is needed to keep a population from declining.

人口统计学家指出,生育率必须达到2.1,才能防止人口减少.

Demographers have calculated that the world's population will double by the end of the twentieth century.

人口统计学家推算到了二十世纪末世界人口会加倍.

You know its pretensions . They give themselves the air of demigods.

你们也知道他们如何盛气凌人,自比神明.

Here was an empire, worthy of demigods to attain.

这种气质的意境是值得神仙去探求的.

Like a giant sundial, it demarcates both space and time.

像个巨大的日晷, 它划分了时空.

The intelligent sensor has self-calibration zero spot , self-demarcates, self-calibration function, different cylinder diameter hypothesis.

智能传感器是论文的主要内容,能够实现自校零 、 自标定 、 自校准和不同缸径单体液压支柱的设定.

The two provinces are demarcated by a river.

两省以河流分界.

The ulcer is shallow and sharply demarcated, with surrounding hyperemia.

溃疡表浅、边界清晰, 周围有充血.

Assets in other circumstances that are to be demarcated as State-owned assets according to law.

依法界定为 国有 资产的其他情形.

The playing area is demarcated by a white line.

运动场地以白线为界.

Work areas were not sharply demarcated but extremely fluid and changing.

工作范围并无明显区分,但流动性极大.

At last picture and text areas are demarcated by fusion of different scale characteristic images.

最后融合多尺度缩图信息实施图文分割.

Smaller, more sharply demarcated ulcers are more likely to be benign.

小的有明显分界的溃疡很可能是良性的.

Smooth well-demarcated lumps are usually benign.

光滑,界限清楚的肿块通常是良性的.

The brain are poorly demarcated non-transposition of the cerebellum?

大脑小脑换位分不清楚 是非 了?

They demarcated the lots with fences.

他们以栅栏划分场地.

Demagogues have always promised security in return for the surrender of freedom.

古往今来,群众煽动家们也总是爱漫天许愿要人民交出自由来换取安居乐业.

Like all demagogues, Li correctly identified a problem plaguing most ESL students in China.

像所有煽动家一样, 李阳正确地找到了正困扰着中国学生学英语的问题.

Many deltas are triangular in shape.

很多三角洲是三角形的.