The ancient civilization fellinto oblivion.古代的文明被遗忘了。Two hermits lived in a cave far from civilization.两个隐士连个隐士住在远离村庄的山洞里.People have no letters at the primary stage of civilization.在文明的初期, 人类是没有文字的。Some records of ancie...
A large solid angle Bragg - curfe Spectrometer ( BCS ) is introduced in this paper.本文介绍的大张角Bragg探测器的张角为±8°的锥形腔体....Billy Bragg's backing group.比利·布拉格的伴奏乐队Bragg weaves together the histories of his main characters.布拉...