dwarf star

dwarf star 的音标是[ˈdwɔːf stɑː]，基本翻译是矮星，矮星系。速记技巧：矮的英文单词为dwarf，star是星的意思。连在一起就是矮星。

Dwarf star的英文词源：

Dwarf star这个词源自于古英语中的“dwarf”和“star”。其中，“dwarf”一词来源于古挪威语的“dvergar”，意为“侏儒”或“矮人”，而“star”则直接表示“星星”。

变化形式：

在英语中，dwarf star的拼写没有发生改变。

相关单词：

1. Solar dwarf star：太阳矮星，是一种比太阳质量小得多的恒星。

2. Sub-dwarf star：亚矮星，是一种比太阳质量小得多且比行星大得多的天体。

3. Red dwarf star：红矮星，是一种颜色为红色的矮星，通常温度较低。

4. White dwarf star：白矮星，是一种已经停止核聚变的天体，其颜色和大小与地球相似。

5. Yellow dwarf star：黄矮星，是一种颜色为黄色的恒星，通常温度和亮度适中。

6. Blue dwarf star：蓝矮星，是一种颜色为蓝色的矮星，通常温度较高。

7. Dwarf planet：矮行星，是一种不符合行星定义的星体，通常比小行星大但比行星小。

8. Dwarf galaxy：矮星系，是一种小型星系，通常由数百亿颗恒星组成。

9. Dwarf constellation：矮星宿，是星座的一种，通常由少数几颗或数千颗恒星组成。

10. Dwarf tree：矮树，是一种树干高度较矮的树种。

常用短语：

1. dwarf star 双星

2. dwarf planet 小行星

3. dwarf galaxy 矮星系

4. dwarf star cluster 小型恒星团

5. dwarf nova 矮新星

6. dwarf sun 矮太阳

7. dwarf star formation 矮星形成

例句：

1. The dwarf star is a rare type of star that is smaller than our sun.

2. The dwarf planet is a small celestial body orbiting the sun that does not have enough mass to be classified as a star.

3. The dwarf star cluster is a collection of many small stars that are all related to each other in some way.

4. The dwarf nova is a type of variable star that experiences frequent changes in brightness.

5. The dwarf sun is a hypothetical object that would be much smaller than our sun and would have a very different composition.

6. Dwarf star formation is a process that involves the formation of stars from interstellar dust and gas.

7. Dwarf stars are often used as benchmark stars for measuring the distance to other stars and galaxies.

英文小作文：

The Dwarf Star - A Unique Type of Star

In the vast expanse of the universe, there are many types of stars, each with their own unique characteristics and properties. One such type of star that has captured the interest of astronomers is the dwarf star. These stars are relatively small compared to our sun, but they possess their own unique characteristics that make them stand out from the rest.

Dwarf stars are often found in pairs or multiple systems with other stars, forming binary or multiple star systems. This unique phenomenon is due to the fact that dwarf stars are often formed in close proximity to each other, and over time, they may merge or form tight orbits with each other. This creates a unique environment where stars can interact and influence each other"s behavior and evolution.

Another interesting characteristic of dwarf stars is their relatively low luminosity compared to other types of stars. This means that they emit less radiation and heat, making them relatively cool compared to other stars in the universe. This coolness can lead to interesting phenomena such as the formation of dust and gas around them, creating a unique environment for astronomers to study.

In conclusion, dwarf stars are fascinating objects that have captivated the interest of astronomers for decades. Despite their small size, dwarf stars possess unique characteristics and properties that make them fascinating objects for further study and exploration.