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- This stellar population has a distribution that matches the extent of the 511 keV map. 这一恒星密度分布与511keV图的范围相符。
- Constructed to explore Andromeda's infrared brightness and stellar populations, the full mosaic image is composed of about 3,000 individual frames. 为了探索仙女座的红外亮度和恒星数目，这整张图像是由大约3,000张单个画面合成的。
- The colors in this remarkably deep composite image clearly show the star forming galaxies with a blue tint and galaxies with older stellar populations with a yellowish cast. 这张显著的深空合成影像里，色彩清晰地显示了正在形成恒星的星系发出蓝色辉光，而拥有年龄较老恒星的星系发出淡黄色辉光。
- This city has a population of more than 1,000,000. 这个城市人口超过一百万。
- A desert has no settled population. 沙漠没有固定的居民。
- There was a steady increase in population. 人口在不断增长中。
- What is the population of this country? 这个国家的人口是多少？
- Disease has decimated the population. 疾病使大部分人死亡。
- The population of the island has sunk from100 to20. 这个岛上的人口从容不100人减少到了20人。
- A constellation is a stellar system. 一个星座就是一个恒星星系。
- What is the population of Ireland? 爱尔兰人口有多少?
- There was a swell in the city's population. 该市出现过人口膨胀。
- In ten years the city's population expanded by 12%. 十年之中,该城人口增加了百分之十二。
- The population of this country rose by 10 percent. 这个国家的人口增长了百分之十。
- What is the total population of Japan? 日本的总人口为多少?
- The town has a population of ten thousand. 这个镇有一万人口。
- Our population is concentrated in the big cities. 我国人口集中在大城市里。
- Stellar spectra vary considerably. 恒星的光谱有相当大差异。
- The country has a population of 100 million. 这个国家有一亿人口。
- The population in this area has increased fourfold. 该地区的人口已增加到四倍。
