nebula 核心词议:
n. [天]星云;[医]角膜云翳
nebula 基本解释
速记方法
速记技巧
词源记忆法
来自拉丁语nebula,云,雾,蒸气,来自PIE*nebh,云,词源同neptune.
知识扩展
词组短语
horsehead nebula[天文]马头星云;orion nebula猎户座星云;猎户星云
nebula 变化形式
复数: nebulas nebulae
中文词源:
nebula 星云
来自拉丁语nebula,云,雾,蒸气,来自PIE*nebh,云,词源同Neptune.
nebula
精选例句
1、 The size of the nebula at this stage is inversely proportional to its mass.
这个阶段的星云大小与其质量成反比。
常见考点例句:
- How was the unusual red rectangle nebula created ?
- 这个不寻常的红色矩形星云是怎么形成的?
- This image of reflection nebula dg 129 was released september 21 .
- 这张反射星云(reflectionnebula)dg129的照片发布于9月21日。
- Like its mythological namesake , the nebula is associated with a dramatic transformation .
- 如它的希腊神话同名者,星云与一戏剧性的变化相关。
- Radiation from hot , young stars has slowly eroded the nebula over millions of years .
- 数百万年来炎热的年轻恒星发出的辐射不断的侵蚀着这个星云。
- Also known as m8 , the nebula is a star-forming region in the constellation sagittarius .
- 泻湖星云也被称为m8,它是人马座中的恒星形成区域。