asteroid
音标发音
- 英式音标 [ˈæs.tər.ɔɪd]
- 美式音标 [ˈæs.tə.rɔɪd]
- 国际音标 ['æstərɔid]
- 英式发音
- 美式发音
基本解释
- n. [天] 小行星；[无脊椎] 海盘车；小游星
- adj. 星状的
词根记忆
- aster(星星) + oid(形状)→小行星
- aster(星星) + oid(像…一样)→小行星
英汉例句
- In this case, the orbit of the rotating asteroid will very slowly spiral in toward the sun.
在这样的情况下，旋转小行星的运行轨道将非常缓慢地向朝着太阳的方向盘旋。 - Astronomers have detected an asteroid not far from Earth, moving in the same orbit around the Sun.
天文学家在距离地球不远处发现一颗与地球绕日轨道相同的小行星。 - These findings have led to claims that a 2.5mile long comet or asteroid smashed into the ice sheet covering what is now Canada and the northern US.
这些发现得出了这样一个结论，即2.5英里长的彗星或者小行星猛烈撞击了现今加拿大和美国北部覆盖的冰层。 - The American space agency's Dawn spacecraft began circling Vesta, a member of the asteroid belt that orbits the sun.
- In two thousand eight Norway opened a so-called doomsday vault designed to be secure from any threat -- even an asteroid strike.
- Knowing more about how the Yarkovsky effect changes an asteroid's orbit will help scientists better predict whether RQ36 will come near Earth.
- Did an asteroid hit it, blasting the greater part of its atmosphere into space?
NEWYORKER: The Martian Chroniclers
双语例句
原声例句
权威例句
词组短语
- binary asteroid 双小行星
- Apollo Asteroid 阿波罗型小行星;阿波罗族小行星
- Asteroid Dust 星际尘埃
- Asteroid Destroyer 行星护卫队
- regular asteroid 正星形线
短语
英英字典
- one of many large rocks that circle the sun
- An asteroid is one of the very small planets that move around the sun between Mars and Jupiter.
剑桥英英字典
柯林斯英英字典
专业释义
- 小行星
- 小游星
- 小行星
- 小行星
- 海盘车,海星(= starfish)
- 海盘车的；似海盘车的，海星状的
- 星状的;星形曲线;小行星;似紫菀属的
- 星彩宝石
- 小行星