“simple crater”的概念、定义、翻译、参考文献-科学参考

单词	simple crater
释义	simple crater [`sim·pǝl `krād·ǝr] ^GEOLOGY A meteorite impact crater of relatively small diameter, characterized by a uniformly concave-upward shape and a maximum depth in the center, and lacking a central uplift.
随便看	rabbet rabbet plane rabbit rabbit ear rabble rabbling rabies Racah coefficient raccoon race race condition racemase racemate raceme racemic acid racemic mixture racemic modification racemization racemose race track raceway rachiglossate radula rachilla rachis rack

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。