词汇:astroid

中文含义:

【天文学】小行星;【数学】星形曲线

英语词性:

noun

美式发音:

/ˈæstrɔɪd/

同义词:

asteroid, minor planet, planetoid

易混淆单词:

asteroid(小行星)和aster(紫菀)

双语例句:

1. Astroids are celestial bodies that orbit the sun and are too small to be considered as planets.(astroids是围绕太阳旋转的天体,太小而不被视为行星。)

2. The astroid Vesta, one of the largest in the Solar System, was visited by the Dawn spacecraft in 2011.(太阳系中最大的小行星之一—维斯塔小行星,于2011年被“曙光”号飞船探测。)

3. Astroids are also called planetoids or minor planets, as they are too small to satisfy the criteria for full-fledged planets. (小行星也被称为星体或小行星,因为它们太小,无法满足正式行星的标准。)