Irons, stony-irons, chondrites, and achondrites are by no means equally abundant among observed meteorites.(真题)铁矿、陨铁石、球粒状陨石及无球粒陨石在可观测到的陨石中绝不多见。
【搭配】abundant in...
【扩展】abundance n. 充分，充足
The abundance of natural resources is an advantage for any countries.
abundantly adv. 丰富地，充裕地
【同义】rich, plentiful
academy [ ?"kd?mi ]
n. 研究会，学术团体，专门院校
【点睛】Academy是古希腊著名哲学家柏拉图从事教学活动的一处林园，被称为学园，由一传说中的英雄Akademos命名，后代的教学机构沿用此名。
The Academy in Athens was a place of great learning. 雅典科学院是学习的好地方。
The unruly boy was sent to a military academy to learn discipline.
She was honored in her lifetime with the William Dean Howell Medal of the American Academy of Arts and Letters.(真题)
她的一生都浸润在美国文学艺术学院颁发给她的威廉姆·迪恩·豪威尔斯奖的光辉之下。
【扩展】academic adj. 学院的，学术的
They had to discard all that was academic so that the new could be discovered. 他们不得不丢弃所有学院派的东西，以便能发现一些新的东西。
academician n. 学者，学会会员
accelerate [ ?k"sel?reit ]
v.(使)加速，加快
It accelerated the inherent instability of urban life.(真题)
What happened was accelerated evolution rather than outright revolution.(真题)
发生的一切加速了演变，而不是彻底的革命。
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