Quod est ex necessitate nunquam introducitor
Quod est ex necessitate nunquam introducitor, nisi quando necessarium. Whatis introduced of necessity, is never introduced except when necessary. 2Roll. R. 512.
英语词典包含2567994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。