1788A. Seward Lett. (1811) II. 8 It is either genuine, or assumed with guarded and unbetraying art.
1893K. Graham Pagan Papers 64 Only we three, the wide world over, she and I, and the unbetraying gate.
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。